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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.407 by root, Sun Jan 13 09:53:53 2008 UTC vs.
Revision 1.622 by root, Wed Nov 23 06:05:33 2016 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify it under
		7	# the terms of the Affero GNU General Public License as published by the
		8	# Free Software Foundation, either version 3 of the License, or (at your
		9	# option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the Affero GNU General Public License
		17	# and the GNU General Public License along with this program. If not, see
		18	# <http://www.gnu.org/licenses/>.
		19	#
		20	# The authors can be reached via e-mail to <support@deliantra.net>
		21	#
		22
1	package cf;	23	package cf;
2		24
3	use utf8;	25	use common::sense;
4	use strict;
5		26
6	use Symbol;	27	use Symbol;
7	use List::Util;	28	use List::Util;
8	use Socket;	29	use Socket;
9	use EV 1.86;	30	use EV;
10	use Opcode;	31	use Opcode;
11	use Safe;	32	use Safe;
12	use Safe::Hole;	33	use Safe::Hole;
13	use Storable ();	34	use Storable ();
		35	use Carp ();
14		36
		37	use AnyEvent ();
		38	use AnyEvent::IO ();
		39	use AnyEvent::DNS ();
		40
15	use Coro 4.32 ();	41	use Coro ();
16	use Coro::State;	42	use Coro::State;
17	use Coro::Handle;	43	use Coro::Handle;
18	use Coro::EV;	44	use Coro::EV;
		45	use Coro::AnyEvent;
19	use Coro::Timer;	46	use Coro::Timer;
20	use Coro::Signal;	47	use Coro::Signal;
21	use Coro::Semaphore;	48	use Coro::Semaphore;
		49	use Coro::SemaphoreSet;
		50	use Coro::AnyEvent;
22	use Coro::AIO;	51	use Coro::AIO;
23	use Coro::BDB;	52	use Coro::BDB 1.6;
24	use Coro::Storable;	53	use Coro::Storable;
25	use Coro::Util ();	54	use Coro::Util ();
26		55
		56	use Guard ();
27	use JSON::XS 2.01 ();	57	use JSON::XS 2.01 ();
28	use BDB ();	58	use BDB ();
29	use Data::Dumper;	59	use Data::Dumper;
30	use Digest::MD5;
31	use Fcntl;	60	use Fcntl;
32	use YAML::Syck ();	61	use YAML::XS ();
		62	use CBOR::XS ();
33	use IO::AIO 2.51 ();	63	use IO::AIO ();
34	use Time::HiRes;
35	use Compress::LZF;	64	use Compress::LZF;
36	use Digest::MD5 ();	65	use Digest::MD5 ();
		66
		67	AnyEvent::detect;
37		68
38	# configure various modules to our taste	69	# configure various modules to our taste
39	#	70	#
40	$Storable::canonical = 1; # reduce rsync transfers	71	$Storable::canonical = 1; # reduce rsync transfers
41	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	72	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		73
		74	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		75
		76	# make sure c-lzf reinitialises itself
		77	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
42	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	78	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
43		79
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?	80	# strictly for debugging
45	$YAML::Syck::ImplicitUnicode = 1;	81	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		82
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	83	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
		84
		85	our @ORIG_INC;
50		86
51	our %COMMAND = ();	87	our %COMMAND = ();
52	our %COMMAND_TIME = ();	88	our %COMMAND_TIME = ();
53		89
54	our @EXTS = (); # list of extension package names	90	our @EXTS = (); # list of extension package names
55	our %EXTCMD = ();	91	our %EXTCMD = ();
		92	our %EXTACMD = ();
56	our %EXTICMD = ();	93	our %EXTICMD = ();
		94	our %EXTIACMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	95	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	96	our %EXT_MAP = (); # pluggable maps
59		97
60	our $RELOAD; # number of reloads so far	98	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	99	our @EVENT;
		100	our @REFLECT; # set by XS
		101	our %REFLECT; # set by us
62		102
63	our $CONFDIR = confdir;	103	our $CONFDIR = confdir;
		104
64	our $DATADIR = datadir;	105	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	106	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	107	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	108	our $MAPDIR = "$DATADIR/" . mapdir;
		109
68	our $LOCALDIR = localdir;	110	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	111	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	112	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	113	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	114	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	115	our $BDBDIR = "$LOCALDIR/db";
74	our %RESOURCE;	116	our $PIDFILE = "$LOCALDIR/pid";
		117	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		118
		119	#our %RESOURCE; # unused
		120
		121	our $OUTPUT_RATE_MIN = 3000;
		122	our $OUTPUT_RATE_MAX = 1000000;
		123
		124	our $MAX_LINKS = 32; # how many chained exits to follow
		125	our $VERBOSE_IO = 1;
75		126
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	127	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	128	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	129	our $NEXT_TICK;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	130	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		131
83	our $BDB_POLL_WATCHER;
84	our $BDB_DEADLOCK_WATCHER;	132	our $BDB_DEADLOCK_WATCHER;
85	our $BDB_CHECKPOINT_WATCHER;	133	our $BDB_CHECKPOINT_WATCHER;
86	our $BDB_TRICKLE_WATCHER;	134	our $BDB_TRICKLE_WATCHER;
87	our $DB_ENV;	135	our $DB_ENV;
88		136
		137	our @EXTRA_MODULES = qw(pod match mapscript incloader);
		138
89	our %CFG;	139	our %CFG;
		140	our %EXT_CFG; # cfgkeyname => [var-ref, defaultvalue]
90		141
91	our $UPTIME; $UPTIME ||= time;	142	our $UPTIME; $UPTIME ||= time;
92	our $RUNTIME;	143	our $RUNTIME = 0;
		144	our $SERVER_TICK = 0;
93	our $NOW;	145	our $NOW;
94		146
95	our (%PLAYER, %PLAYER_LOADING); # all users	147	our (%PLAYER, %PLAYER_LOADING); # all users
96	our (%MAP, %MAP_LOADING ); # all maps	148	our (%MAP, %MAP_LOADING ); # all maps
97	our $LINK_MAP; # the special {link} map, which is always available	149	our $LINK_MAP; # the special {link} map, which is always available
…		…
99	# used to convert map paths into valid unix filenames by replacing / by ∕	151	# used to convert map paths into valid unix filenames by replacing / by ∕
100	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	152	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
101		153
102	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	154	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
103	our $LOADAVG; # same thing, but with alpha-smoothing	155	our $LOADAVG; # same thing, but with alpha-smoothing
		156	our $JITTER; # average jitter
104	our $tick_start; # for load detecting purposes	157	our $TICK_START; # for load detecting purposes
		158
		159	our @POST_INIT;
		160
		161	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		162	our $REALLY_UNLOOP; # never set to true, please :)
		163
		164	our $WAIT_FOR_TICK = new Coro::Signal;
		165	our @WAIT_FOR_TICK_BEGIN;
105		166
106	binmode STDOUT;	167	binmode STDOUT;
107	binmode STDERR;	168	binmode STDERR;
108		169
109	# read virtual server time, if available	170	# read virtual server time, if available
110	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	171	unless ($RUNTIME || !-e $RUNTIMEFILE) {
111	open my $fh, "<", "$LOCALDIR/runtime"	172	open my $fh, "<", $RUNTIMEFILE
112	or die "unable to read runtime file: $!";	173	or die "unable to read $RUNTIMEFILE file: $!";
113	$RUNTIME = <$fh> + 0.;	174	$RUNTIME = <$fh> + 0.;
114	}	175	}
		176
		177	eval "sub TICK() { $TICK } 1" or die;
115		178
116	mkdir $_	179	mkdir $_
117	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	180	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
118		181
119	our $EMERGENCY_POSITION;	182	our $EMERGENCY_POSITION;
120		183
121	sub cf::map::normalise;	184	sub cf::map::normalise;
122		185
		186	sub in_main() {
		187	$Coro::current == $Coro::main
		188	}
		189
123	#############################################################################	190	#############################################################################
124		191
		192	%REFLECT = ();
		193	for (@REFLECT) {
		194	my $reflect = JSON::XS::decode_json $_;
		195	$REFLECT{$reflect->{class}} = $reflect;
		196	}
		197
		198	# this is decidedly evil
		199	$REFLECT{object}{flags} = { map +($_ => undef), grep $_, map /^FLAG_([A-Z0-9_]+)$/ && lc $1, keys %{"cf::"} };
		200
		201	#############################################################################
		202
125	=head2 GLOBAL VARIABLES	203	=head2 GLOBAL VARIABLES
126		204
127	=over 4	205	=over 4
128		206
129	=item $cf::UPTIME	207	=item $cf::UPTIME
130		208
131	The timestamp of the server start (so not actually an uptime).	209	The timestamp of the server start (so not actually an "uptime").
		210
		211	=item $cf::SERVER_TICK
		212
		213	An unsigned integer that starts at zero when the server is started and is
		214	incremented on every tick.
		215
		216	=item $cf::NOW
		217
		218	The (real) time of the last (current) server tick - updated before and
		219	after tick processing, so this is useful only as a rough "what time is it
		220	now" estimate.
		221
		222	=item $cf::TICK
		223
		224	The interval between each server tick, in seconds.
132		225
133	=item $cf::RUNTIME	226	=item $cf::RUNTIME
134		227
135	The time this server has run, starts at 0 and is increased by $cf::TICK on	228	The time this server has run, starts at 0 and is increased by $cf::TICK on
136	every server tick.	229	every server tick.
137		230
138	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR	231	=item $cf::CONFDIR $cf::DATADIR $cf::LIBDIR $cf::PODDIR
139	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR	232	$cf::MAPDIR $cf::LOCALDIR $cf::TMPDIR $cf::UNIQUEDIR
140	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR	233	$cf::PLAYERDIR $cf::RANDOMDIR $cf::BDBDIR
141		234
142	Various directories - "/etc", read-only install directory, perl-library	235	Various directories - "/etc", read-only install directory, perl-library
143	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",	236	directory, pod-directory, read-only maps directory, "/var", "/var/tmp",
144	unique-items directory, player file directory, random maps directory and	237	unique-items directory, player file directory, random maps directory and
145	database environment.	238	database environment.
146		239
147	=item $cf::NOW
148
149	The time of the last (current) server tick.
150
151	=item $cf::TICK
152
153	The interval between server ticks, in seconds.
154
155	=item $cf::LOADAVG	240	=item $cf::LOADAVG
156		241
157	The current CPU load on the server (alpha-smoothed), as a value between 0	242	The current CPU load on the server (alpha-smoothed), as a value between 0
158	(none) and 1 (overloaded), indicating how much time is spent on processing	243	(none) and 1 (overloaded), indicating how much time is spent on processing
159	objects per tick. Healthy values are < 0.5.	244	objects per tick. Healthy values are < 0.5.
…		…
167	Configuration for the server, loaded from C</etc/deliantra-server/config>, or	252	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
168	from wherever your confdir points to.	253	from wherever your confdir points to.
169		254
170	=item cf::wait_for_tick, cf::wait_for_tick_begin	255	=item cf::wait_for_tick, cf::wait_for_tick_begin
171		256
172	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	257	These are functions that inhibit the current coroutine one tick.
173	returns directly I<after> the tick processing (and consequently, can only wake one process	258	cf::wait_for_tick_begin only returns directly I<after> the tick
		259	processing (and consequently, can only wake one thread per tick), while
174	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	260	cf::wait_for_tick wakes up all waiters after tick processing.
		261
		262	Note that cf::wait_for_tick will immediately return when the server is not
		263	ticking, making it suitable for small pauses in threads that need to run
		264	when the server is paused. If that is not applicable (i.e. you I<really>
		265	want to wait, use C<$cf::WAIT_FOR_TICK>).
		266
		267	=item $cf::WAIT_FOR_TICK
		268
		269	Note that C<cf::wait_for_tick> is probably the correct thing to use. This
		270	variable contains a L<Coro::Signal> that is broadcats after every server
		271	tick. Calling C<< ->wait >> on it will suspend the caller until after the
		272	next server tick.
		273
		274	=cut
		275
		276	sub wait_for_tick();
		277	sub wait_for_tick_begin();
175		278
176	=item @cf::INVOKE_RESULTS	279	=item @cf::INVOKE_RESULTS
177		280
178	This array contains the results of the last C<invoke ()> call. When	281	This array contains the results of the last C<invoke ()> call. When
179	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of	282	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
180	that call.	283	that call.
181		284
		285	=item %cf::REFLECT
		286
		287	Contains, for each (C++) class name, a hash reference with information
		288	about object members (methods, scalars, arrays and flags) and other
		289	metadata, which is useful for introspection.
		290
182	=back	291	=back
183		292
184	=cut	293	=cut
185		294
186	BEGIN {	295	sub error(@) { LOG llevError, join "", @_ }
187	*CORE::GLOBAL::warn = sub {	296	sub warn (@) { LOG llevWarn , join "", @_ }
		297	sub info (@) { LOG llevInfo , join "", @_ }
		298	sub debug(@) { LOG llevDebug, join "", @_ }
		299	sub trace(@) { LOG llevTrace, join "", @_ }
		300
		301	$Coro::State::WARNHOOK = sub {
188	my $msg = join "", @_;	302	my $msg = join "", @_;
189		303
190	$msg .= "\n"	304	$msg .= "\n"
191	unless $msg =~ /\n$/;	305	unless $msg =~ /\n$/;
192		306
193	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	307	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
194		308
195	LOG llevError, $msg;	309	LOG llevWarn, $msg;
196	};	310	};
197	}
198		311
199	$Coro::State::DIEHOOK = sub {	312	$Coro::State::DIEHOOK = sub {
		313	return unless $^S eq 0; # "eq", not "=="
		314
200	warn Carp::longmess $_[0];	315	error Carp::longmess $_[0];
		316
		317	if (in_main) {#d#
		318	error "DIEHOOK called in main context, Coro bug?\n";#d#
		319	return;#d#
		320	}#d#
		321
		322	# kill coroutine otherwise
201	Coro::terminate;	323	Coro::terminate
202	};	324	};
203		325
204	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	326	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
205	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	327	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
206	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	328	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
…		…
214	for my $pkg (qw(	336	for my $pkg (qw(
215	cf::global cf::attachable	337	cf::global cf::attachable
216	cf::object cf::object::player	338	cf::object cf::object::player
217	cf::client cf::player	339	cf::client cf::player
218	cf::arch cf::living	340	cf::arch cf::living
		341	cf::map cf::mapspace
219	cf::map cf::party cf::region	342	cf::party cf::region
220	)) {	343	)) {
221	no strict 'refs';
222	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	344	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
223	}	345	}
224		346
225	$EV::DIED = sub {	347	$EV::DIED = sub {
226	warn "error in event callback: @_";	348	warn "error in event callback: $@";
227	};	349	};
		350
		351	#############################################################################
		352
		353	sub fork_call(&@);
		354	sub get_slot($;$$);
228		355
229	#############################################################################	356	#############################################################################
230		357
231	=head2 UTILITY FUNCTIONS	358	=head2 UTILITY FUNCTIONS
232		359
…		…
253	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	380	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
254	$d	381	$d
255	} || "[unable to dump $_[0]: '$@']";	382	} || "[unable to dump $_[0]: '$@']";
256	}	383	}
257		384
		385	=item $scalar = cf::load_file $path
		386
		387	Loads the given file from path and returns its contents. Croaks on error
		388	and can block.
		389
		390	=cut
		391
		392	sub load_file($) {
		393	0 <= aio_load $_[0], my $data
		394	or Carp::croak "$_[0]: $!";
		395
		396	$data
		397	}
		398
		399	=item $success = cf::replace_file $path, $data, $sync
		400
		401	Atomically replaces the file at the given $path with new $data, and
		402	optionally $sync the data to disk before replacing the file.
		403
		404	=cut
		405
		406	sub replace_file($$;$) {
		407	my ($path, $data, $sync) = @_;
		408
		409	my $lock = cf::lock_acquire ("replace_file:$path");
		410
		411	my $fh = aio_open "$path~", Fcntl::O_WRONLY | Fcntl::O_CREAT | Fcntl::O_TRUNC, 0644
		412	or return;
		413
		414	$data = $data->() if ref $data;
		415
		416	length $data == aio_write $fh, 0, (length $data), $data, 0
		417	or return;
		418
		419	!$sync
		420	or !aio_fsync $fh
		421	or return;
		422
		423	aio_close $fh
		424	and return;
		425
		426	aio_rename "$path~", $path
		427	and return;
		428
		429	if ($sync) {
		430	$path =~ s%/[^/]*$%%;
		431	aio_pathsync $path;
		432	}
		433
		434	1
		435	}
		436
258	=item $ref = cf::decode_json $json	437	=item $ref = cf::decode_json $json
259		438
260	Converts a JSON string into the corresponding perl data structure.	439	Converts a JSON string into the corresponding perl data structure.
261		440
262	=item $json = cf::encode_json $ref	441	=item $json = cf::encode_json $ref
…		…
268	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	447	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
269		448
270	sub encode_json($) { $json_coder->encode ($_[0]) }	449	sub encode_json($) { $json_coder->encode ($_[0]) }
271	sub decode_json($) { $json_coder->decode ($_[0]) }	450	sub decode_json($) { $json_coder->decode ($_[0]) }
272		451
		452	=item $ref = cf::decode_storable $scalar
		453
		454	Same as Coro::Storable::thaw, so blocks.
		455
		456	=cut
		457
		458	BEGIN { *decode_storable = \&Coro::Storable::thaw }
		459
		460	=item $ref = cf::decode_yaml $scalar
		461
		462	Same as YAML::XS::Load, but doesn't leak, because it forks (and thus blocks).
		463
		464	=cut
		465
		466	sub decode_yaml($) {
		467	fork_call { YAML::XS::Load $_[0] } @_
		468	}
		469
		470	=item $scalar = cf::decode_cbor $scalar
		471
		472	Same as CBOR::XS::decode_cbor, but takes server ticks into account, so
		473	blocks. For small amounts of data, C<CBOR::XS::decode_cbor> is the better
		474	alternative.
		475
		476	=cut
		477
		478	sub decode_cbor($) {
		479	# we assume 10mb/s minimum decoding speed (on a ~2ghz machine)
		480	cf::get_slot +(length $_[0]) / 10_000_000, 0, "decode_cbor";
		481	CBOR::XS::decode_cbor $_[0]
		482	}
		483
		484	=item $scalar = cf::unlzf $scalar
		485
		486	Same as Compress::LZF::compress, but takes server ticks into account, so
		487	blocks.
		488
		489	=cut
		490
		491	sub unlzf($) {
		492	# we assume 100mb/s minimum decompression speed (noncompressible data on a ~2ghz machine)
		493	cf::get_slot +(length $_[0]) / 100_000_000, 0, "unlzf";
		494	Compress::LZF::decompress $_[0]
		495	}
		496
		497	=item cf::post_init { BLOCK }
		498
		499	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		500	but I<before> the server starts ticking again.
		501
		502	The codeblock will have a single boolean argument to indicate whether this
		503	is a reload or not.
		504
		505	=cut
		506
		507	sub post_init(&) {
		508	push @POST_INIT, shift;
		509	}
		510
		511	sub _post_init {
		512	trace "running post_init jobs";
		513
		514	# run them in parallel...
		515
		516	my @join;
		517
		518	while () {
		519	push @join, map &Coro::async ($_, 0), @POST_INIT;
		520	@POST_INIT = ();
		521
		522	@join or last;
		523
		524	(pop @join)->join;
		525	}
		526	}
		527
273	=item cf::lock_wait $string	528	=item cf::lock_wait $string
274		529
275	Wait until the given lock is available. See cf::lock_acquire.	530	Wait until the given lock is available. See cf::lock_acquire.
276		531
277	=item my $lock = cf::lock_acquire $string	532	=item my $lock = cf::lock_acquire $string
278		533
279	Wait until the given lock is available and then acquires it and returns	534	Wait until the given lock is available and then acquires it and returns
280	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	535	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
281	for example when the coroutine gets canceled), the lock is automatically	536	for example when the coroutine gets canceled), the lock is automatically
282	returned.	537	returned.
283		538
284	Locks are *not* recursive, locking from the same coro twice results in a	539	Locks are *not* recursive, locking from the same coro twice results in a
285	deadlocked coro.	540	deadlocked coro.
…		…
291		546
292	Return true if the lock is currently active, i.e. somebody has locked it.	547	Return true if the lock is currently active, i.e. somebody has locked it.
293		548
294	=cut	549	=cut
295		550
296	our %LOCK;	551	our $LOCKS = new Coro::SemaphoreSet;
297	our %LOCKER;#d#
298		552
299	sub lock_wait($) {	553	sub lock_wait($) {
300	my ($key) = @_;	554	$LOCKS->wait ($_[0]);
301
302	if ($LOCKER{$key} == $Coro::current) {#d#
303	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
304	return;#d#
305	}#d#
306
307	# wait for lock, if any
308	while ($LOCK{$key}) {
309	push @{ $LOCK{$key} }, $Coro::current;
310	Coro::schedule;
311	}
312	}	555	}
313		556
314	sub lock_acquire($) {	557	sub lock_acquire($) {
315	my ($key) = @_;	558	$LOCKS->guard ($_[0])
316
317	# wait, to be sure we are not locked
318	lock_wait $key;
319
320	$LOCK{$key} = [];
321	$LOCKER{$key} = $Coro::current;#d#
322
323	Coro::guard {
324	delete $LOCKER{$key};#d#
325	# wake up all waiters, to be on the safe side
326	$_->ready for @{ delete $LOCK{$key} };
327	}
328	}	559	}
329		560
330	sub lock_active($) {	561	sub lock_active($) {
331	my ($key) = @_;	562	$LOCKS->count ($_[0]) < 1
332
333	! ! $LOCK{$key}
334	}	563	}
335		564
336	sub freeze_mainloop {	565	sub freeze_mainloop {
337	return unless $TICK_WATCHER->is_active;	566	tick_inhibit_inc;
338		567
339	my $guard = Coro::guard {	568	&Guard::guard (\&tick_inhibit_dec);
340	$TICK_WATCHER->start;
341	};
342	$TICK_WATCHER->stop;
343	$guard
344	}	569	}
345		570
346	=item cf::periodic $interval, $cb	571	=item cf::periodic $interval, $cb
347		572
348	Like EV::periodic, but randomly selects a starting point so that the actions	573	Like EV::periodic, but randomly selects a starting point so that the actions
349	get spread over timer.	574	get spread over time.
350		575
351	=cut	576	=cut
352		577
353	sub periodic($$) {	578	sub periodic($$) {
354	my ($interval, $cb) = @_;	579	my ($interval, $cb) = @_;
…		…
358	EV::periodic $start, $interval, 0, $cb	583	EV::periodic $start, $interval, 0, $cb
359	}	584	}
360		585
361	=item cf::get_slot $time[, $priority[, $name]]	586	=item cf::get_slot $time[, $priority[, $name]]
362		587
363	Allocate $time seconds of blocking CPU time at priority C<$priority>:	588	Allocate $time seconds of blocking CPU time at priority C<$priority>
364	This call blocks and returns only when you have at least C<$time> seconds	589	(default: 0): This call blocks and returns only when you have at least
365	of cpu time till the next tick. The slot is only valid till the next cede.	590	C<$time> seconds of cpu time till the next tick. The slot is only valid
		591	till the next cede.
		592
		593	Background jobs should use a priority less than zero, interactive jobs
		594	should use 100 or more.
366		595
367	The optional C<$name> can be used to identify the job to run. It might be	596	The optional C<$name> can be used to identify the job to run. It might be
368	used for statistical purposes and should identify the same time-class.	597	used for statistical purposes and should identify the same time-class.
369		598
370	Useful for short background jobs.	599	Useful for short background jobs.
371		600
372	=cut	601	=cut
373		602
374	our @SLOT_QUEUE;	603	our @SLOT_QUEUE;
375	our $SLOT_QUEUE;	604	our $SLOT_QUEUE;
		605	our $SLOT_DECAY = 0.9;
376		606
377	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	607	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
378	$SLOT_QUEUE = Coro::async {	608	$SLOT_QUEUE = Coro::async {
379	$Coro::current->desc ("timeslot manager");	609	$Coro::current->desc ("timeslot manager");
380		610
381	my $signal = new Coro::Signal;	611	my $signal = new Coro::Signal;
		612	my $busy;
382		613
383	while () {	614	while () {
384	next_job:	615	next_job:
		616
		617	Coro::cede;
		618
385	my $avail = cf::till_tick;	619	my $avail = cf::till_tick;
386	if ($avail > 0.01) {	620
387	for (0 .. $#SLOT_QUEUE) {	621	for (0 .. $#SLOT_QUEUE) {
388	if ($SLOT_QUEUE[$_][0] < $avail) {	622	if ($SLOT_QUEUE[$_][0] <= $avail) {
		623	$busy = 0;
389	my $job = splice @SLOT_QUEUE, $_, 1, ();	624	my $job = splice @SLOT_QUEUE, $_, 1, ();
390	$job->[2]->send;	625	$job->[2]->send;
391	Coro::cede;
392	goto next_job;	626	goto next_job;
393	}	627	} else {
		628	$SLOT_QUEUE[$_][0] *= $SLOT_DECAY;
394	}	629	}
395	}	630	}
396		631
397	if (@SLOT_QUEUE) {	632	if (@SLOT_QUEUE) {
398	# we do not use wait_for_tick() as it returns immediately when tick is inactive	633	wait_for_tick;
399	push @cf::WAIT_FOR_TICK, $signal;
400	$signal->wait;
401	} else {	634	} else {
		635	$busy = 0;
402	Coro::schedule;	636	Coro::schedule;
403	}	637	}
404	}	638	}
405	};	639	};
406		640
407	sub get_slot($;$$) {	641	sub get_slot($;$$) {
		642	return if tick_inhibit || $Coro::current == $Coro::main;
		643
408	my ($time, $pri, $name) = @_;	644	my ($time, $pri, $name) = @_;
409		645
410	$time = $TICK * .6 if $time > $TICK * .6;	646	$time = clamp $time, 0.01, $TICK * .6;
		647
411	my $sig = new Coro::Signal;	648	my $sig = new Coro::Signal;
412		649
413	push @SLOT_QUEUE, [$time, $pri, $sig, $name];	650	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
414	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;	651	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
415	$SLOT_QUEUE->ready;	652	$SLOT_QUEUE->ready;
…		…
427	BEGIN { *async = \&Coro::async_pool }	664	BEGIN { *async = \&Coro::async_pool }
428		665
429	=item cf::sync_job { BLOCK }	666	=item cf::sync_job { BLOCK }
430		667
431	The design of Deliantra requires that the main coroutine ($Coro::main)	668	The design of Deliantra requires that the main coroutine ($Coro::main)
432	is always able to handle events or runnable, as Deliantra is only	669	is always able to handle events or is runnable, as Deliantra is only
433	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	670	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
434	acceptable.	671	acceptable.
435		672
436	If it must be done, put the blocking parts into C<sync_job>. This will run	673	If it must be done, put the blocking parts into C<sync_job>. This will run
437	the given BLOCK in another coroutine while waiting for the result. The	674	the given BLOCK in another coroutine while waiting for the result. The
…		…
441	=cut	678	=cut
442		679
443	sub sync_job(&) {	680	sub sync_job(&) {
444	my ($job) = @_;	681	my ($job) = @_;
445		682
446	if ($Coro::current == $Coro::main) {	683	if (in_main) {
447	my $time = EV::time;	684	my $time = AE::time;
448		685
449	# this is the main coro, too bad, we have to block	686	# this is the main coro, too bad, we have to block
450	# till the operation succeeds, freezing the server :/	687	# till the operation succeeds, freezing the server :/
451		688
452	LOG llevError, Carp::longmess "sync job";#d#	689	#LOG llevError, Carp::longmess "sync job";#d#
453		690
454	# TODO: use suspend/resume instead
455	# (but this is cancel-safe)
456	my $freeze_guard = freeze_mainloop;	691	my $freeze_guard = freeze_mainloop;
457		692
458	my $busy = 1;	693	my $busy = 1;
459	my @res;	694	my @res;
460		695
461	(async {	696	(async {
462	$Coro::current->desc ("sync job coro");	697	$Coro::current->desc ("sync job coro");
463	@res = eval { $job->() };	698	@res = eval { $job->() };
464	warn $@ if $@;	699	error $@ if $@;
465	undef $busy;	700	undef $busy;
466	})->prio (Coro::PRIO_MAX);	701	})->prio (Coro::PRIO_MAX);
467		702
468	while ($busy) {	703	while ($busy) {
469	if (Coro::nready) {	704	if (Coro::nready) {
470	Coro::cede_notself;	705	Coro::cede_notself;
471	} else {	706	} else {
472	EV::loop EV::LOOP_ONESHOT;	707	EV::run EV::RUN_ONCE;
473	}	708	}
474	}	709	}
475		710
476	$time = EV::time - $time;	711	my $time = AE::time - $time;
477		712
478	LOG llevError | logBacktrace, Carp::longmess "long sync job"
479	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
480
481	$tick_start += $time; # do not account sync jobs to server load	713	$TICK_START += $time; # do not account sync jobs to server load
482		714
483	wantarray ? @res : $res[0]	715	wantarray ? @res : $res[0]
484	} else {	716	} else {
485	# we are in another coroutine, how wonderful, everything just works	717	# we are in another coroutine, how wonderful, everything just works
486		718
…		…
506	$EXT_CORO{$coro+0} = $coro;	738	$EXT_CORO{$coro+0} = $coro;
507		739
508	$coro	740	$coro
509	}	741	}
510		742
511	=item fork_call { }, $args	743	=item fork_call { }, @args
512		744
513	Executes the given code block with the given arguments in a seperate	745	Executes the given code block with the given arguments in a seperate
514	process, returning the results. Everything must be serialisable with	746	process, returning the results. Everything must be serialisable with
515	Coro::Storable. May, of course, block. Note that the executed sub may	747	Coro::Storable. May, of course, block. Note that the executed sub may
516	never block itself or use any form of event handling.	748	never block itself or use any form of event handling.
517		749
518	=cut	750	=cut
519		751
		752	sub post_fork {
		753	reset_signals;
		754	}
		755
520	sub fork_call(&@) {	756	sub fork_call(&@) {
521	my ($cb, @args) = @_;	757	my ($cb, @args) = @_;
522		758
523	# we seemingly have to make a local copy of the whole thing,
524	# otherwise perl prematurely frees the stuff :/
525	# TODO: investigate and fix (likely this will be rather laborious)
526
527	my @res = Coro::Util::fork_eval {	759	my @res = Coro::Util::fork_eval {
528	reset_signals;	760	cf::post_fork;
529	&$cb	761	&$cb
530	}, @args;	762	} @args;
531		763
532	wantarray ? @res : $res[-1]	764	wantarray ? @res : $res[-1]
		765	}
		766
		767	sub objinfo {
		768	(
		769	"counter value" => cf::object::object_count,
		770	"objects created" => cf::object::create_count,
		771	"objects destroyed" => cf::object::destroy_count,
		772	"freelist size" => cf::object::free_count,
		773	"allocated objects" => cf::object::objects_size,
		774	"active objects" => cf::object::actives_size,
		775	)
		776	}
		777
		778	=item $coin = coin_from_name $name
		779
		780	=cut
		781
		782	our %coin_alias = (
		783	"silver" => "silvercoin",
		784	"silvercoin" => "silvercoin",
		785	"silvercoins" => "silvercoin",
		786	"gold" => "goldcoin",
		787	"goldcoin" => "goldcoin",
		788	"goldcoins" => "goldcoin",
		789	"platinum" => "platinacoin",
		790	"platinumcoin" => "platinacoin",
		791	"platinumcoins" => "platinacoin",
		792	"platina" => "platinacoin",
		793	"platinacoin" => "platinacoin",
		794	"platinacoins" => "platinacoin",
		795	"royalty" => "royalty",
		796	"royalties" => "royalty",
		797	);
		798
		799	sub coin_from_name($) {
		800	$coin_alias{$_[0]}
		801	? cf::arch::find $coin_alias{$_[0]}
		802	: undef
533	}	803	}
534		804
535	=item $value = cf::db_get $family => $key	805	=item $value = cf::db_get $family => $key
536		806
537	Returns a single value from the environment database.	807	Returns a single value from the environment database.
…		…
547	within each server.	817	within each server.
548		818
549	=cut	819	=cut
550		820
551	sub db_table($) {	821	sub db_table($) {
		822	cf::error "db_get called from main context"
		823	if $Coro::current == $Coro::main;
		824
552	my ($name) = @_;	825	my ($name) = @_;
553	my $db = BDB::db_create $DB_ENV;	826	my $db = BDB::db_create $DB_ENV;
554		827
555	eval {	828	eval {
556	$db->set_flags (BDB::CHKSUM);	829	$db->set_flags (BDB::CHKSUM);
…		…
566	}	839	}
567		840
568	our $DB;	841	our $DB;
569		842
570	sub db_init {	843	sub db_init {
571	cf::sync_job {
572	$DB ||= db_table "db";	844	$DB ||= db_table "db";
573	};
574	}	845	}
575		846
576	sub db_get($$) {	847	sub db_get($$) {
577	my $key = "$_[0]/$_[1]";	848	my $key = "$_[0]/$_[1]";
578		849
579	cf::sync_job {	850	cf::error "db_get called from main context"
		851	if $Coro::current == $Coro::main;
		852
580	BDB::db_get $DB, undef, $key, my $data;	853	BDB::db_get $DB, undef, $key, my $data;
581		854
582	$! ? ()	855	$! ? ()
583	: $data	856	: $data
584	}
585	}	857	}
586		858
587	sub db_put($$$) {	859	sub db_put($$$) {
588	BDB::dbreq_pri 4;	860	BDB::dbreq_pri 4;
589	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };	861	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
…		…
617		889
618	my @data;	890	my @data;
619	my $md5;	891	my $md5;
620		892
621	for (0 .. $#$src) {	893	for (0 .. $#$src) {
622	0 <= aio_load $src->[$_], $data[$_]	894	$data[$_] = load_file $src->[$_];
623	or Carp::croak "$src->[$_]: $!";
624	}	895	}
625		896
626	# if processing is expensive, check	897	# if processing is expensive, check
627	# checksum first	898	# checksum first
628	if (1) {	899	if (1) {
…		…
641		912
642	return db_get cache => "$id/data";	913	return db_get cache => "$id/data";
643	}	914	}
644	}	915	}
645		916
646	my $t1 = Time::HiRes::time;	917	my $t1 = EV::time;
647	my $data = $process->(\@data);	918	my $data = $process->(\@data);
648	my $t2 = Time::HiRes::time;	919	my $t2 = EV::time;
649		920
650	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";	921	info "cache: '$id' processed in ", $t2 - $t1, "s\n";
651		922
652	db_put cache => "$id/data", $data;	923	db_put cache => "$id/data", $data;
653	db_put cache => "$id/md5" , $md5;	924	db_put cache => "$id/md5" , $md5;
654	db_put cache => "$id/meta", $meta;	925	db_put cache => "$id/meta", $meta;
655		926
…		…
665		936
666	=cut	937	=cut
667		938
668	sub datalog($@) {	939	sub datalog($@) {
669	my ($type, %kv) = @_;	940	my ($type, %kv) = @_;
670	warn "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });	941	info "DATALOG ", JSON::XS->new->ascii->encode ({ %kv, type => $type });
671	}	942	}
672		943
673	=back	944	=back
674		945
675	=cut	946	=cut
676		947
677	#############################################################################	948	#############################################################################
678		949
679	=head2 ATTACHABLE OBJECTS	950	=head2 ATTACHABLE OBJECTS
680		951
681	Many objects in crossfire are so-called attachable objects. That means you can	952	Many objects in deliantra are so-called attachable objects. That means you can
682	attach callbacks/event handlers (a collection of which is called an "attachment")	953	attach callbacks/event handlers (a collection of which is called an "attachment")
683	to it. All such attachable objects support the following methods.	954	to it. All such attachable objects support the following methods.
684		955
685	In the following description, CLASS can be any of C<global>, C<object>	956	In the following description, CLASS can be any of C<global>, C<object>
686	C<player>, C<client> or C<map> (i.e. the attachable objects in	957	C<player>, C<client> or C<map> (i.e. the attachable objects in
…		…
736	=item cf::CLASS::attachment $name, ...	1007	=item cf::CLASS::attachment $name, ...
737		1008
738	Register an attachment by C<$name> through which attachable objects of the	1009	Register an attachment by C<$name> through which attachable objects of the
739	given CLASS can refer to this attachment.	1010	given CLASS can refer to this attachment.
740		1011
741	Some classes such as crossfire maps and objects can specify attachments	1012	Some classes such as deliantra maps and objects can specify attachments
742	that are attached at load/instantiate time, thus the need for a name.	1013	that are attached at load/instantiate time, thus the need for a name.
743		1014
744	These calls expect any number of the following handler/hook descriptions:	1015	These calls expect any number of the following handler/hook descriptions:
745		1016
746	=over 4	1017	=over 4
…		…
870		1141
871	} elsif (exists $cb_id{$type}) {	1142	} elsif (exists $cb_id{$type}) {
872	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;	1143	_attach_cb $registry, $cb_id{$type}, $prio, shift @arg;
873		1144
874	} elsif (ref $type) {	1145	} elsif (ref $type) {
875	warn "attaching objects not supported, ignoring.\n";	1146	error "attaching objects not supported, ignoring.\n";
876		1147
877	} else {	1148	} else {
878	shift @arg;	1149	shift @arg;
879	warn "attach argument '$type' not supported, ignoring.\n";	1150	error "attach argument '$type' not supported, ignoring.\n";
880	}	1151	}
881	}	1152	}
882	}	1153	}
883		1154
884	sub _object_attach {	1155	sub _object_attach {
…		…
894	_attach $registry, $klass, @attach;	1165	_attach $registry, $klass, @attach;
895	}	1166	}
896		1167
897	$obj->{$name} = \%arg;	1168	$obj->{$name} = \%arg;
898	} else {	1169	} else {
899	warn "object uses attachment '$name' which is not available, postponing.\n";	1170	info "object uses attachment '$name' which is not available, postponing.\n";
900	}	1171	}
901		1172
902	$obj->{_attachment}{$name} = undef;	1173	$obj->{_attachment}{$name} = undef;
903	}	1174	}
904		1175
…		…
963		1234
964	for (@$callbacks) {	1235	for (@$callbacks) {
965	eval { &{$_->[1]} };	1236	eval { &{$_->[1]} };
966		1237
967	if ($@) {	1238	if ($@) {
968	warn "$@";
969	warn "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";	1239	error "$@", "... while processing $EVENT[$event][0](@_) event, skipping processing altogether.\n";
970	override;	1240	override;
971	}	1241	}
972		1242
973	return 1 if $override;	1243	return 1 if $override;
974	}	1244	}
…		…
1037		1307
1038	sub reattach {	1308	sub reattach {
1039	# basically do the same as instantiate, without calling instantiate	1309	# basically do the same as instantiate, without calling instantiate
1040	my ($obj) = @_;	1310	my ($obj) = @_;
1041		1311
		1312	# no longer needed after getting rid of delete_package?
1042	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1313	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
1043		1314
1044	my $registry = $obj->registry;	1315	my $registry = $obj->registry;
1045		1316
1046	@$registry = ();	1317	@$registry = ();
1047		1318
…		…
1052	for (@$attach) {	1323	for (@$attach) {
1053	my ($klass, @attach) = @$_;	1324	my ($klass, @attach) = @$_;
1054	_attach $registry, $klass, @attach;	1325	_attach $registry, $klass, @attach;
1055	}	1326	}
1056	} else {	1327	} else {
1057	warn "object uses attachment '$name' that is not available, postponing.\n";	1328	info "object uses attachment '$name' that is not available, postponing.\n";
1058	}	1329	}
1059	}	1330	}
1060	}	1331	}
1061		1332
1062	cf::attachable->attach (	1333	cf::attachable->attach (
…		…
1089	my ($filename, $rdata, $objs) = @_;	1360	my ($filename, $rdata, $objs) = @_;
1090		1361
1091	sync_job {	1362	sync_job {
1092	if (length $$rdata) {	1363	if (length $$rdata) {
1093	utf8::decode (my $decname = $filename);	1364	utf8::decode (my $decname = $filename);
1094	warn sprintf "saving %s (%d,%d)\n",	1365	trace sprintf "saving %s (%d,%d)\n",
1095	$decname, length $$rdata, scalar @$objs;	1366	$decname, length $$rdata, scalar @$objs
		1367	if $VERBOSE_IO;
1096		1368
1097	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1369	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1098	chmod SAVE_MODE, $fh;	1370	aio_chmod $fh, SAVE_MODE;
1099	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1371	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1100	aio_fsync $fh if $cf::USE_FSYNC;	1372	if ($cf::USE_FSYNC) {
		1373	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1374	aio_fsync $fh;
		1375	}
1101	close $fh;	1376	aio_close $fh;
1102		1377
1103	if (@$objs) {	1378	if (@$objs) {
1104	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1379	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1105	chmod SAVE_MODE, $fh;	1380	aio_chmod $fh, SAVE_MODE;
1106	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };	1381	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1107	aio_write $fh, 0, (length $data), $data, 0;	1382	aio_write $fh, 0, (length $data), $data, 0;
1108	aio_fsync $fh if $cf::USE_FSYNC;	1383	if ($cf::USE_FSYNC) {
		1384	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1385	aio_fsync $fh;
		1386	}
1109	close $fh;	1387	aio_close $fh;
1110	aio_rename "$filename.pst~", "$filename.pst";	1388	aio_rename "$filename.pst~", "$filename.pst";
1111	}	1389	}
1112	} else {	1390	} else {
1113	aio_unlink "$filename.pst";	1391	aio_unlink "$filename.pst";
1114	}	1392	}
1115		1393
1116	aio_rename "$filename~", $filename;	1394	aio_rename "$filename~", $filename;
		1395
		1396	$filename =~ s%/[^/]+$%%;
		1397	aio_pathsync $filename if $cf::USE_FSYNC;
1117	} else {	1398	} else {
1118	warn "FATAL: $filename~: $!\n";	1399	error "unable to save objects: $filename~: $!\n";
1119	}	1400	}
1120	} else {	1401	} else {
1121	aio_unlink $filename;	1402	aio_unlink $filename;
1122	aio_unlink "$filename.pst";	1403	aio_unlink "$filename.pst";
1123	}	1404	}
…		…
1147	my $st = eval { Coro::Storable::thaw $av };	1428	my $st = eval { Coro::Storable::thaw $av };
1148	$av = $st->{objs};	1429	$av = $st->{objs};
1149	}	1430	}
1150		1431
1151	utf8::decode (my $decname = $filename);	1432	utf8::decode (my $decname = $filename);
1152	warn sprintf "loading %s (%d,%d)\n",	1433	trace sprintf "loading %s (%d,%d)\n",
1153	$decname, length $data, scalar @{$av || []};	1434	$decname, length $data, scalar @{$av || []}
		1435	if $VERBOSE_IO;
1154		1436
1155	($data, $av)	1437	($data, $av)
1156	}	1438	}
1157		1439
1158	=head2 COMMAND CALLBACKS	1440	=head2 COMMAND CALLBACKS
…		…
1162	=cut	1444	=cut
1163		1445
1164	#############################################################################	1446	#############################################################################
1165	# command handling &c	1447	# command handling &c
1166		1448
1167	=item cf::register_command $name => \&callback($ob,$args);	1449	=item cf::register_command $name => \&callback($ob,$args)
1168		1450
1169	Register a callback for execution when the client sends the user command	1451	Register a callback for execution when the client sends the user command
1170	$name.	1452	$name.
1171		1453
1172	=cut	1454	=cut
…		…
1178	#warn "registering command '$name/$time' to '$caller'";	1460	#warn "registering command '$name/$time' to '$caller'";
1179		1461
1180	push @{ $COMMAND{$name} }, [$caller, $cb];	1462	push @{ $COMMAND{$name} }, [$caller, $cb];
1181	}	1463	}
1182		1464
1183	=item cf::register_extcmd $name => \&callback($pl,$packet);	1465	=item cf::register_extcmd $name => \&callback($pl,@args)
1184		1466
1185	Register a callback for execution when the client sends an (synchronous)	1467	Register a callback for execution when the client sends an (synchronous)
1186	extcmd packet. Ext commands will be processed in the order they are	1468	extcmd packet. Ext commands will be processed in the order they are
1187	received by the server, like other user commands. The first argument is	1469	received by the server, like other user commands. The first argument is
1188	the logged-in player. Ext commands can only be processed after a player	1470	the logged-in player. Ext commands can only be processed after a player
1189	has logged in successfully.	1471	has logged in successfully.
1190		1472
1191	If the callback returns something, it is sent back as if reply was being	1473	The values will be sent back to the client.
1192	called.
1193		1474
		1475	=item cf::register_async_extcmd $name => \&callback($pl,$reply->(...),@args)
		1476
		1477	Same as C<cf::register_extcmd>, but instead of returning values, the
		1478	callback needs to clal the C<$reply> function.
		1479
1194	=item cf::register_exticmd $name => \&callback($ns,$packet);	1480	=item cf::register_exticmd $name => \&callback($ns,@args)
1195		1481
1196	Register a callback for execution when the client sends an (asynchronous)	1482	Register a callback for execution when the client sends an (asynchronous)
1197	exticmd packet. Exti commands are processed by the server as soon as they	1483	exticmd packet. Exti commands are processed by the server as soon as they
1198	are received, i.e. out of order w.r.t. other commands. The first argument	1484	are received, i.e. out of order w.r.t. other commands. The first argument
1199	is a client socket. Exti commands can be received anytime, even before	1485	is a client socket. Exti commands can be received anytime, even before
1200	log-in.	1486	log-in.
1201		1487
1202	If the callback returns something, it is sent back as if reply was being	1488	The values will be sent back to the client.
1203	called.
1204		1489
1205	=cut	1490	=item cf::register_async_exticmd $name => \&callback($ns,$reply->(...),@args)
1206		1491
		1492	Same as C<cf::register_extcmd>, but instead of returning values, the
		1493	callback needs to clal the C<$reply> function.
		1494
		1495	=cut
		1496
1207	sub register_extcmd {	1497	sub register_extcmd($$) {
1208	my ($name, $cb) = @_;	1498	my ($name, $cb) = @_;
1209		1499
1210	$EXTCMD{$name} = $cb;	1500	$EXTCMD{$name} = $cb;
1211	}	1501	}
1212		1502
1213	sub register_exticmd {	1503	sub register_async_extcmd($$) {
1214	my ($name, $cb) = @_;	1504	my ($name, $cb) = @_;
1215		1505
		1506	$EXTACMD{$name} = $cb;
		1507	}
		1508
		1509	sub register_exticmd($$) {
		1510	my ($name, $cb) = @_;
		1511
1216	$EXTICMD{$name} = $cb;	1512	$EXTICMD{$name} = $cb;
1217	}	1513	}
1218		1514
		1515	sub register_async_exticmd($$) {
		1516	my ($name, $cb) = @_;
		1517
		1518	$EXTIACMD{$name} = $cb;
		1519	}
		1520
		1521	use File::Glob ();
		1522
1219	cf::player->attach (	1523	cf::player->attach (
1220	on_command => sub {	1524	on_unknown_command => sub {
1221	my ($pl, $name, $params) = @_;	1525	my ($pl, $name, $params) = @_;
1222		1526
1223	my $cb = $COMMAND{$name}	1527	my $cb = $COMMAND{$name}
1224	or return;	1528	or return;
1225		1529
…		…
1233	my ($pl, $buf) = @_;	1537	my ($pl, $buf) = @_;
1234		1538
1235	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1539	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1236		1540
1237	if (ref $msg) {	1541	if (ref $msg) {
1238	my ($type, $reply, @payload) =	1542	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
1239	"ARRAY" eq ref $msg
1240	? @$msg
1241	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1242		1543
1243	my @reply;
1244
1245	if (my $cb = $EXTCMD{$type}) {	1544	if (my $cb = $EXTACMD{$type}) {
		1545	$cb->(
		1546	$pl,
		1547	sub {
		1548	$pl->ext_msg ("reply-$reply", @_)
		1549	if $reply;
		1550	},
		1551	@payload
		1552	);
		1553	} else {
		1554	my @reply;
		1555
		1556	if (my $cb = $EXTCMD{$type}) {
1246	@reply = $cb->($pl, @payload);	1557	@reply = $cb->($pl, @payload);
		1558	}
		1559
		1560	$pl->ext_msg ("reply-$reply", @reply)
		1561	if $reply;
1247	}	1562	}
1248		1563
1249	$pl->ext_reply ($reply, @reply)
1250	if $reply;
1251
1252	} else {	1564	} else {
1253	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1565	error "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1254	}	1566	}
1255		1567
1256	cf::override;	1568	cf::override;
1257	},	1569	},
1258	);	1570	);
1259		1571
		1572	# "readahead" all extensions
		1573	sub cache_extensions {
		1574	my $grp = IO::AIO::aio_group;
		1575
		1576	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1577	for (grep /\.ext$/, @{$_[0]}) {
		1578	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1579	}
		1580	};
		1581
		1582	$grp
		1583	}
		1584
		1585	sub _ext_cfg_reg($$$$) {
		1586	my ($rvar, $varname, $cfgname, $default) = @_;
		1587
		1588	$cfgname = lc $varname
		1589	unless length $cfgname;
		1590
		1591	$EXT_CFG{$cfgname} = [$rvar, $default];
		1592
		1593	$$rvar = exists $CFG{$cfgname} ? $CFG{$cfgname} : $default;
		1594	}
		1595
1260	sub load_extensions {	1596	sub load_extensions {
		1597	info "loading extensions...";
		1598
		1599	%EXT_CFG = ();
		1600
1261	cf::sync_job {	1601	cf::sync_job {
1262	my %todo;	1602	my %todo;
1263		1603
1264	for my $path (<$LIBDIR/*.ext>) {	1604	for my $path (<$LIBDIR/*.ext>) {
1265	next unless -r $path;	1605	next unless -r $path;
…		…
1283		1623
1284	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1624	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1285	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1625	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1286		1626
1287	$ext{source} =	1627	$ext{source} =
1288	"package $pkg; use strict; use utf8;\n"	1628	"package $pkg; use common::sense;\n"
1289	. "#line 1 \"$path\"\n{\n"	1629	. "#line 1 \"$path\"\n{\n"
1290	. $source	1630	. $source
1291	. "\n};\n1";	1631	. "\n};\n1";
1292		1632
1293	$todo{$base} = \%ext;	1633	$todo{$base} = \%ext;
1294	}	1634	}
1295		1635
		1636	my $pass = 0;
1296	my %done;	1637	my %done;
1297	while (%todo) {	1638	while (%todo) {
1298	my $progress;	1639	my $progress;
1299		1640
		1641	++$pass;
		1642
		1643	ext:
1300	while (my ($k, $v) = each %todo) {	1644	while (my ($k, $v) = each %todo) {
1301	for (split /,\s*/, $v->{meta}{depends}) {	1645	for (split /,\s*/, $v->{meta}{depends}) {
1302	goto skip	1646	next ext
1303	unless exists $done{$_};	1647	unless exists $done{$_};
1304	}	1648	}
1305		1649
1306	warn "... loading '$k' into '$v->{pkg}'\n";	1650	trace "... pass $pass, loading '$k' into '$v->{pkg}'\n";
1307		1651
1308	unless (eval $v->{source}) {	1652	my $source = $v->{source};
		1653
		1654	# support "CONF varname :confname = default" pseudo-statements
		1655	$source =~ s{
		1656	^ CONF \s+ ([^\s:=]+) \s* (?:: \s* ([^\s:=]+) \s* )? = ([^\n#]+)
		1657	}{
		1658	"our \$$1; BEGIN { cf::_ext_cfg_reg \\\$$1, q\x00$1\x00, q\x00$2\x00, $3 }";
		1659	}gmxe;
		1660
		1661	my $active = eval $source;
		1662
		1663	if (length $@) {
1309	my $msg = $@ ? "$v->{path}: $@\n"	1664	error "$v->{path}: $@\n";
1310	: "$v->{base}: extension inactive.\n";
1311		1665
		1666	cf::cleanup "mandatory extension '$k' failed to load, exiting."
1312	if (exists $v->{meta}{mandatory}) {	1667	if exists $v->{meta}{mandatory};
1313	warn $msg;	1668
1314	warn "mandatory extension failed to load, exiting.\n";	1669	warn "$v->{base}: optional extension cannot be loaded, skipping.\n";
1315	exit 1;	1670	delete $todo{$k};
1316	}	1671	} else {
1317		1672	$done{$k} = delete $todo{$k};
1318	warn $msg;	1673	push @EXTS, $v->{pkg};
		1674	$progress = 1;
		1675
		1676	info "$v->{base}: extension inactive.\n"
		1677	unless $active;
1319	}	1678	}
1320
1321	$done{$k} = delete $todo{$k};
1322	push @EXTS, $v->{pkg};
1323	$progress = 1;
1324	}	1679	}
1325		1680
1326	skip:	1681	unless ($progress) {
1327	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"	1682	warn "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n";
1328	unless $progress;	1683
		1684	while (my ($k, $v) = each %todo) {
		1685	cf::cleanup "mandatory extension '$k' has unresolved dependencies, exiting."
		1686	if exists $v->{meta}{mandatory};
		1687	}
		1688
		1689	last;
		1690	}
1329	}	1691	}
1330	};	1692	};
1331	}	1693	}
1332		1694
1333	#############################################################################	1695	#############################################################################
1334		1696
1335	=back	1697	=back
1336		1698
1337	=head2 CORE EXTENSIONS	1699	=head2 CORE EXTENSIONS
1338		1700
1339	Functions and methods that extend core crossfire objects.	1701	Functions and methods that extend core deliantra objects.
1340		1702
1341	=cut	1703	=cut
1342		1704
1343	package cf::player;	1705	package cf::player;
1344		1706
…		…
1387		1749
1388	sub exists($) {	1750	sub exists($) {
1389	my ($login) = @_;	1751	my ($login) = @_;
1390		1752
1391	$cf::PLAYER{$login}	1753	$cf::PLAYER{$login}
1392	or cf::sync_job { !aio_stat path $login }	1754	or !aio_stat path $login
1393	}	1755	}
1394		1756
1395	sub find($) {	1757	sub find($) {
1396	return $cf::PLAYER{$_[0]} || do {	1758	return $cf::PLAYER{$_[0]} || do {
1397	my $login = $_[0];	1759	my $login = $_[0];
…		…
1409	my $f = new_from_file cf::object::thawer path $login	1771	my $f = new_from_file cf::object::thawer path $login
1410	or return;	1772	or return;
1411		1773
1412	my $pl = cf::player::load_pl $f	1774	my $pl = cf::player::load_pl $f
1413	or return;	1775	or return;
		1776
1414	local $cf::PLAYER_LOADING{$login} = $pl;	1777	local $cf::PLAYER_LOADING{$login} = $pl;
1415	$f->resolve_delayed_derefs;	1778	$f->resolve_delayed_derefs;
1416	$cf::PLAYER{$login} = $pl	1779	$cf::PLAYER{$login} = $pl
1417	}	1780	}
1418	}	1781	}
1419	}	1782	}
1420		1783
		1784	cf::player->attach (
		1785	on_load => sub {
		1786	my ($pl, $path) = @_;
		1787
		1788	# restore slots saved in save, below
		1789	my $slots = delete $pl->{_slots};
		1790
		1791	$pl->ob->current_weapon ($slots->[0]);
		1792	$pl->combat_ob ($slots->[1]);
		1793	$pl->ranged_ob ($slots->[2]);
		1794	},
		1795	);
		1796
1421	sub save($) {	1797	sub save($) {
1422	my ($pl) = @_;	1798	my ($pl) = @_;
1423		1799
1424	return if $pl->{deny_save};	1800	return if $pl->{deny_save};
1425		1801
…		…
1428		1804
1429	return if $pl->{deny_save};	1805	return if $pl->{deny_save};
1430		1806
1431	aio_mkdir playerdir $pl, 0770;	1807	aio_mkdir playerdir $pl, 0770;
1432	$pl->{last_save} = $cf::RUNTIME;	1808	$pl->{last_save} = $cf::RUNTIME;
		1809
		1810	cf::get_slot 0.01;
		1811
		1812	# save slots, to be restored later
		1813	local $pl->{_slots} = [$pl->ob->current_weapon, $pl->combat_ob, $pl->ranged_ob];
1433		1814
1434	$pl->save_pl ($path);	1815	$pl->save_pl ($path);
1435	cf::cede_to_tick;	1816	cf::cede_to_tick;
1436	}	1817	}
1437		1818
…		…
1469	my ($pl) = @_;	1850	my ($pl) = @_;
1470		1851
1471	my $name = $pl->ob->name;	1852	my $name = $pl->ob->name;
1472		1853
1473	$pl->{deny_save} = 1;	1854	$pl->{deny_save} = 1;
1474	$pl->password ("*"); # this should lock out the player until we nuked the dir	1855	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1475		1856
1476	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1857	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->ns;
1477	$pl->deactivate;	1858	$pl->deactivate;
		1859
		1860	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
1478	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1861	$pl->invoke (cf::EVENT_PLAYER_QUIT) if $pl->ns;
		1862	ext::highscore::check ($pl->ob);
		1863
1479	$pl->ns->destroy if $pl->ns;	1864	$pl->ns->destroy if $pl->ns;
1480		1865
1481	my $path = playerdir $pl;	1866	my $path = playerdir $pl;
1482	my $temp = "$path~$cf::RUNTIME~deleting~";	1867	my $temp = "$path~$cf::RUNTIME~deleting~";
1483	aio_rename $path, $temp;	1868	aio_rename $path, $temp;
…		…
1521		1906
1522	for my $login (@$dirs) {	1907	for my $login (@$dirs) {
1523	my $path = path $login;	1908	my $path = path $login;
1524		1909
1525	# a .pst is a dead give-away for a valid player	1910	# a .pst is a dead give-away for a valid player
1526	unless (-e "$path.pst") {	1911	# if no pst file found, open and chekc for blocked users
		1912	if (aio_stat "$path.pst") {
1527	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1913	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1528	aio_read $fh, 0, 512, my $buf, 0 or next;	1914	aio_read $fh, 0, 512, my $buf, 0 or next;
1529	$buf !~ /^password -------------$/m or next; # official not-valid tag	1915	$buf !~ /^password -------------$/m or next; # official not-valid tag
1530	}	1916	}
1531		1917
…		…
1535		1921
1536	\@logins	1922	\@logins
1537	}	1923	}
1538		1924
1539	=item $player->maps	1925	=item $player->maps
		1926
		1927	=item cf::player::maps $login
1540		1928
1541	Returns an arrayref of map paths that are private for this	1929	Returns an arrayref of map paths that are private for this
1542	player. May block.	1930	player. May block.
1543		1931
1544	=cut	1932	=cut
…		…
1562	}	1950	}
1563		1951
1564	\@paths	1952	\@paths
1565	}	1953	}
1566		1954
1567	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1955	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1568		1956
1569	Expand crossfire pod fragments into protocol xml.	1957	Expand deliantra pod fragments into protocol xml.
1570
1571	=cut
1572
1573	use re 'eval';
1574
1575	my $group;
1576	my $interior; $interior = qr{
1577	# match a pod interior sequence sans C<< >>
1578	(?:
1579	\ (.*?)\ (?{ $group = $^N })
1580	| < (??{$interior}) >
1581	)
1582	}x;
1583
1584	sub expand_cfpod {
1585	my ($self, $pod) = @_;
1586
1587	my $xml;
1588
1589	while () {
1590	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
1591	$group = $1;
1592
1593	$group =~ s/&/&amp;/g;
1594	$group =~ s/</&lt;/g;
1595
1596	$xml .= $group;
1597	} elsif ($pod =~ m%\G
1598	([BCGHITU])
1599	<
1600	(?:
1601	([^<>]*) (?{ $group = $^N })
1602	| < $interior >
1603	)
1604	>
1605	%gcsx
1606	) {
1607	my ($code, $data) = ($1, $group);
1608
1609	if ($code eq "B") {
1610	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
1611	} elsif ($code eq "I") {
1612	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
1613	} elsif ($code eq "U") {
1614	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
1615	} elsif ($code eq "C") {
1616	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
1617	} elsif ($code eq "T") {
1618	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
1619	} elsif ($code eq "G") {
1620	my ($male, $female) = split /\|/, $data;
1621	$data = $self->gender ? $female : $male;
1622	$xml .= expand_cfpod ($self, $data);
1623	} elsif ($code eq "H") {
1624	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1625	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1626	"")
1627	[$self->{hintmode}];
1628	} else {
1629	$xml .= "error processing '$code($data)' directive";
1630	}
1631	} else {
1632	if ($pod =~ /\G(.+)/) {
1633	warn "parse error while expanding $pod (at $1)";
1634	}
1635	last;
1636	}
1637	}
1638
1639	for ($xml) {
1640	# create single paragraphs (very hackish)
1641	s/(?<=\S)\n(?=\w)/ /g;
1642
1643	# compress some whitespace
1644	s/\s+\n/\n/g; # ws line-ends
1645	s/\n\n+/\n/g; # double lines
1646	s/^\n+//; # beginning lines
1647	s/\n+$//; # ending lines
1648	}
1649
1650	$xml
1651	}
1652
1653	no re 'eval';
1654
1655	sub hintmode {
1656	$_[0]{hintmode} = $_[1] if @_ > 1;
1657	$_[0]{hintmode}
1658	}
1659
1660	=item $player->ext_reply ($msgid, @msg)
1661
1662	Sends an ext reply to the player.
1663
1664	=cut
1665
1666	sub ext_reply($$@) {
1667	my ($self, $id, @msg) = @_;
1668
1669	$self->ns->ext_reply ($id, @msg)
1670	}
1671		1958
1672	=item $player->ext_msg ($type, @msg)	1959	=item $player->ext_msg ($type, @msg)
1673		1960
1674	Sends an ext event to the client.	1961	Sends an ext event to the client.
1675		1962
…		…
1695		1982
1696	=cut	1983	=cut
1697		1984
1698	sub find_by_path($) {	1985	sub find_by_path($) {
1699	my ($path) = @_;	1986	my ($path) = @_;
		1987
		1988	$path =~ s/^~[^\/]*//; # skip ~login
1700		1989
1701	my ($match, $specificity);	1990	my ($match, $specificity);
1702		1991
1703	for my $region (list) {	1992	for my $region (list) {
1704	if ($region->{match} && $path =~ $region->{match}) {	1993	if ($region->{match} && $path =~ $region->{match}) {
…		…
1730	our $MAX_RESET = 3600;	2019	our $MAX_RESET = 3600;
1731	our $DEFAULT_RESET = 3000;	2020	our $DEFAULT_RESET = 3000;
1732		2021
1733	sub generate_random_map {	2022	sub generate_random_map {
1734	my ($self, $rmp) = @_;	2023	my ($self, $rmp) = @_;
1735	# mit "rum" bekleckern, nicht	2024
		2025	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		2026
1736	$self->_create_random_map (	2027	$self->_create_random_map ($rmp);
1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
1740	$rmp->{exit_on_final_map},
1741	$rmp->{xsize}, $rmp->{ysize},
1742	$rmp->{expand2x}, $rmp->{layoutoptions1}, $rmp->{layoutoptions2}, $rmp->{layoutoptions3},
1743	$rmp->{symmetry}, $rmp->{difficulty}, $rmp->{difficulty_given}, $rmp->{difficulty_increase},
1744	$rmp->{dungeon_level}, $rmp->{dungeon_depth}, $rmp->{decoroptions}, $rmp->{orientation},
1745	$rmp->{origin_y}, $rmp->{origin_x}, $rmp->{random_seed}, $rmp->{total_map_hp},
1746	$rmp->{map_layout_style}, $rmp->{treasureoptions}, $rmp->{symmetry_used},
1747	(cf::region::find $rmp->{region}), $rmp->{custom}
1748	)
1749	}	2028	}
1750		2029
1751	=item cf::map->register ($regex, $prio)	2030	=item cf::map->register ($regex, $prio)
1752		2031
1753	Register a handler for the map path matching the given regex at the	2032	Register a handler for the map path matching the given regex at the
…		…
1758		2037
1759	sub register {	2038	sub register {
1760	my (undef, $regex, $prio) = @_;	2039	my (undef, $regex, $prio) = @_;
1761	my $pkg = caller;	2040	my $pkg = caller;
1762		2041
1763	no strict;
1764	push @{"$pkg\::ISA"}, __PACKAGE__;	2042	push @{"$pkg\::ISA"}, __PACKAGE__;
1765		2043
1766	$EXT_MAP{$pkg} = [$prio, qr<$regex>];	2044	$EXT_MAP{$pkg} = [$prio, qr<$regex>];
1767	}	2045	}
1768		2046
1769	# also paths starting with '/'	2047	# also paths starting with '/'
1770	$EXT_MAP{"cf::map"} = [0, qr{^(?=/)}];	2048	$EXT_MAP{"cf::map::wrap"} = [0, qr{^(?=/)}];
1771		2049
1772	sub thawer_merge {	2050	sub thawer_merge {
1773	my ($self, $merge) = @_;	2051	my ($self, $merge) = @_;
1774		2052
1775	# we have to keep some variables in memory intact	2053	# we have to keep some variables in memory intact
…		…
1780	}	2058	}
1781		2059
1782	sub normalise {	2060	sub normalise {
1783	my ($path, $base) = @_;	2061	my ($path, $base) = @_;
1784		2062
1785	$path = "$path"; # make sure its a string	2063	$path = "$path"; # make sure it's a string
1786		2064
1787	$path =~ s/\.map$//;	2065	$path =~ s/\.map$//;
1788		2066
1789	# map plan:	2067	# map plan:
1790	#	2068	#
…		…
1805	$base =~ s{[^/]+/?$}{};	2083	$base =~ s{[^/]+/?$}{};
1806	$path = "$base/$path";	2084	$path = "$base/$path";
1807	}	2085	}
1808		2086
1809	for ($path) {	2087	for ($path) {
1810	redo if s{//}{/};
1811	redo if s{/\.?/}{/};	2088	redo if s{/\.?/}{/};
1812	redo if s{/[^/]+/\.\./}{/};	2089	redo if s{/[^/]+/\.\./}{/};
1813	}	2090	}
1814		2091
1815	$path	2092	$path
…		…
1829	$self->init; # pass $1 etc.	2106	$self->init; # pass $1 etc.
1830	return $self;	2107	return $self;
1831	}	2108	}
1832	}	2109	}
1833		2110
1834	Carp::cluck "unable to resolve path '$path' (base '$base').";	2111	Carp::cluck "unable to resolve path '$path' (base '$base')";
1835	()	2112	()
1836	}	2113	}
1837		2114
		2115	# may re-bless or do other evil things
1838	sub init {	2116	sub init {
1839	my ($self) = @_;	2117	my ($self) = @_;
1840		2118
1841	$self	2119	$self
1842	}	2120	}
…		…
1861		2139
1862	# the temporary/swap location	2140	# the temporary/swap location
1863	sub save_path {	2141	sub save_path {
1864	my ($self) = @_;	2142	my ($self) = @_;
1865		2143
1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2144	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1867	"$TMPDIR/$path.map"	2145	"$TMPDIR/$path.map"
1868	}	2146	}
1869		2147
1870	# the unique path, undef == no special unique path	2148	# the unique path, undef == no special unique path
1871	sub uniq_path {	2149	sub uniq_path {
1872	my ($self) = @_;	2150	my ($self) = @_;
1873		2151
1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	2152	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1875	"$UNIQUEDIR/$path"	2153	"$UNIQUEDIR/$path"
1876	}
1877
1878	# and all this just because we cannot iterate over
1879	# all maps in C++...
1880	sub change_all_map_light {
1881	my ($change) = @_;
1882
1883	$_->change_map_light ($change)
1884	for grep $_->outdoor, values %cf::MAP;
1885	}	2154	}
1886		2155
1887	sub decay_objects {	2156	sub decay_objects {
1888	my ($self) = @_;	2157	my ($self) = @_;
1889		2158
…		…
1916	$self->{load_path} = $path;	2185	$self->{load_path} = $path;
1917		2186
1918	1	2187	1
1919	}	2188	}
1920		2189
		2190	# used to laod the header of an original map
1921	sub load_header_orig {	2191	sub load_header_orig {
1922	my ($self) = @_;	2192	my ($self) = @_;
1923		2193
1924	$self->load_header_from ($self->load_path)	2194	$self->load_header_from ($self->load_path)
1925	}	2195	}
1926		2196
		2197	# used to laod the header of an instantiated map
1927	sub load_header_temp {	2198	sub load_header_temp {
1928	my ($self) = @_;	2199	my ($self) = @_;
1929		2200
1930	$self->load_header_from ($self->save_path)	2201	$self->load_header_from ($self->save_path)
1931	}	2202	}
1932		2203
		2204	# called after loading the header from an instantiated map
1933	sub prepare_temp {	2205	sub prepare_temp {
1934	my ($self) = @_;	2206	my ($self) = @_;
1935		2207
1936	$self->last_access ((delete $self->{last_access})	2208	$self->last_access ((delete $self->{last_access})
1937	|| $cf::RUNTIME); #d#	2209	|| $cf::RUNTIME); #d#
1938	# safety	2210	# safety
1939	$self->{instantiate_time} = $cf::RUNTIME	2211	$self->{instantiate_time} = $cf::RUNTIME
1940	if $self->{instantiate_time} > $cf::RUNTIME;	2212	if $self->{instantiate_time} > $cf::RUNTIME;
1941	}	2213	}
1942		2214
		2215	# called after loading the header from an original map
1943	sub prepare_orig {	2216	sub prepare_orig {
1944	my ($self) = @_;	2217	my ($self) = @_;
1945		2218
1946	$self->{load_original} = 1;	2219	$self->{load_original} = 1;
1947	$self->{instantiate_time} = $cf::RUNTIME;	2220	$self->{instantiate_time} = $cf::RUNTIME;
…		…
1971		2244
1972	sub find;	2245	sub find;
1973	sub find {	2246	sub find {
1974	my ($path, $origin) = @_;	2247	my ($path, $origin) = @_;
1975		2248
		2249	cf::cede_to_tick;
		2250
1976	$path = normalise $path, $origin && $origin->path;	2251	$path = normalise $path, $origin;
1977		2252
1978	cf::lock_wait "map_data:$path";#d#remove	2253	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1979	cf::lock_wait "map_find:$path";	2254	my $guard2 = cf::lock_acquire "map_find:$path";
1980		2255
1981	$cf::MAP{$path} || do {	2256	$cf::MAP{$path} || do {
1982	my $guard1 = cf::lock_acquire "map_find:$path";
1983	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1984
1985	my $map = new_from_path cf::map $path	2257	my $map = new_from_path cf::map $path
1986	or return;	2258	or return;
1987		2259
1988	$map->{last_save} = $cf::RUNTIME;	2260	$map->{last_save} = $cf::RUNTIME;
1989		2261
…		…
1991	or return;	2263	or return;
1992		2264
1993	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2265	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1994	# doing this can freeze the server in a sync job, obviously	2266	# doing this can freeze the server in a sync job, obviously
1995	#$cf::WAIT_FOR_TICK->wait;	2267	#$cf::WAIT_FOR_TICK->wait;
		2268	undef $guard2;
1996	undef $guard1;	2269	undef $guard1;
1997	undef $guard2;
1998	$map->reset;	2270	$map->reset;
1999	return find $path;	2271	return find $path;
2000	}	2272	}
2001		2273
2002	$cf::MAP{$path} = $map	2274	$cf::MAP{$path} = $map
2003	}	2275	}
2004	}	2276	}
2005		2277
2006	sub pre_load { }	2278	sub pre_load { }
2007	sub post_load { }	2279	#sub post_load { } # XS
2008		2280
2009	sub load {	2281	sub load {
2010	my ($self) = @_;	2282	my ($self) = @_;
2011		2283
2012	local $self->{deny_reset} = 1; # loading can take a long time	2284	local $self->{deny_reset} = 1; # loading can take a long time
…		…
2015		2287
2016	{	2288	{
2017	my $guard = cf::lock_acquire "map_data:$path";	2289	my $guard = cf::lock_acquire "map_data:$path";
2018		2290
2019	return unless $self->valid;	2291	return unless $self->valid;
2020	return unless $self->in_memory == cf::MAP_SWAPPED;	2292	return unless $self->state == cf::MAP_SWAPPED;
2021
2022	$self->in_memory (cf::MAP_LOADING);
2023		2293
2024	$self->alloc;	2294	$self->alloc;
2025		2295
2026	$self->pre_load;	2296	$self->pre_load;
2027	cf::cede_to_tick;	2297	cf::cede_to_tick;
2028		2298
		2299	if (exists $self->{load_path}) {
2029	my $f = new_from_file cf::object::thawer $self->{load_path};	2300	my $f = new_from_file cf::object::thawer $self->{load_path};
2030	$f->skip_block;	2301	$f->skip_block;
2031	$self->_load_objects ($f)	2302	$self->_load_objects ($f)
2032	or return;	2303	or return;
2033		2304
2034	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2305	$self->post_load_original
2035	if delete $self->{load_original};	2306	if delete $self->{load_original};
2036		2307
2037	if (my $uniq = $self->uniq_path) {	2308	if (my $uniq = $self->uniq_path) {
2038	utf8::encode $uniq;	2309	utf8::encode $uniq;
2039	unless (aio_stat $uniq) {	2310	unless (aio_stat $uniq) {
2040	if (my $f = new_from_file cf::object::thawer $uniq) {	2311	if (my $f = new_from_file cf::object::thawer $uniq) {
2041	$self->clear_unique_items;	2312	$self->clear_unique_items;
2042	$self->_load_objects ($f);	2313	$self->_load_objects ($f);
2043	$f->resolve_delayed_derefs;	2314	$f->resolve_delayed_derefs;
		2315	}
2044	}	2316	}
2045	}	2317	}
2046	}
2047		2318
2048	$f->resolve_delayed_derefs;	2319	$f->resolve_delayed_derefs;
		2320	} else {
		2321	$self->post_load_original
		2322	if delete $self->{load_original};
		2323	}
		2324
		2325	$self->state (cf::MAP_INACTIVE);
2049		2326
2050	cf::cede_to_tick;	2327	cf::cede_to_tick;
2051	# now do the right thing for maps	2328	# now do the right thing for maps
2052	$self->link_multipart_objects;	2329	$self->link_multipart_objects;
2053	$self->difficulty ($self->estimate_difficulty)	2330	$self->difficulty ($self->estimate_difficulty)
…		…
2057	unless ($self->{deny_activate}) {	2334	unless ($self->{deny_activate}) {
2058	$self->decay_objects;	2335	$self->decay_objects;
2059	$self->fix_auto_apply;	2336	$self->fix_auto_apply;
2060	$self->update_buttons;	2337	$self->update_buttons;
2061	cf::cede_to_tick;	2338	cf::cede_to_tick;
2062	$self->set_darkness_map;	2339	#$self->activate; # no longer activate maps automatically
2063	cf::cede_to_tick;
2064	$self->activate;
2065	}	2340	}
2066		2341
2067	$self->{last_save} = $cf::RUNTIME;	2342	$self->{last_save} = $cf::RUNTIME;
2068	$self->last_access ($cf::RUNTIME);	2343	$self->last_access ($cf::RUNTIME);
2069
2070	$self->in_memory (cf::MAP_IN_MEMORY);
2071	}	2344	}
2072		2345
2073	$self->post_load;	2346	$self->post_load;
2074	}
2075		2347
		2348	1
		2349	}
		2350
		2351	# customize the map for a given player, i.e.
		2352	# return the _real_ map. used by e.g. per-player
		2353	# maps to change the path to ~playername/mappath
2076	sub customise_for {	2354	sub customise_for {
2077	my ($self, $ob) = @_;	2355	my ($self, $ob) = @_;
2078		2356
2079	return find "~" . $ob->name . "/" . $self->{path}	2357	return find "~" . $ob->name . "/" . $self->{path}
2080	if $self->per_player;	2358	if $self->per_player;
…		…
2083	# if $self->per_party;	2361	# if $self->per_party;
2084		2362
2085	$self	2363	$self
2086	}	2364	}
2087		2365
2088	# find and load all maps in the 3x3 area around a map
2089	sub load_neighbours {
2090	my ($map) = @_;
2091
2092	my @neigh; # diagonal neighbours
2093
2094	for (0 .. 3) {
2095	my $neigh = $map->tile_path ($_)
2096	or next;
2097	$neigh = find $neigh, $map
2098	or next;
2099	$neigh->load;
2100
2101	push @neigh,
2102	[$neigh->tile_path (($_ + 3) % 4), $neigh],
2103	[$neigh->tile_path (($_ + 1) % 4), $neigh];
2104	}
2105
2106	for (grep defined $_->[0], @neigh) {
2107	my ($path, $origin) = @$_;
2108	my $neigh = find $path, $origin
2109	or next;
2110	$neigh->load;
2111	}
2112	}
2113
2114	sub find_sync {	2366	sub find_sync {
2115	my ($path, $origin) = @_;	2367	my ($path, $origin) = @_;
2116		2368
2117	cf::sync_job { find $path, $origin }	2369	# it's a bug to call this from the main context
		2370	return cf::LOG cf::llevError | cf::logBacktrace, "do_find_sync"
		2371	if $Coro::current == $Coro::main;
		2372
		2373	find $path, $origin
2118	}	2374	}
2119		2375
2120	sub do_load_sync {	2376	sub do_load_sync {
2121	my ($map) = @_;	2377	my ($map) = @_;
2122		2378
		2379	# it's a bug to call this from the main context
2123	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"	2380	return cf::LOG cf::llevError | cf::logBacktrace, "do_load_sync"
2124	if $Coro::current == $Coro::main;	2381	if $Coro::current == $Coro::main;
2125		2382
2126	cf::sync_job { $map->load };	2383	$map->load;
2127	}	2384	}
2128		2385
2129	our %MAP_PREFETCH;	2386	our %MAP_PREFETCH;
2130	our $MAP_PREFETCHER = undef;	2387	our $MAP_PREFETCHER = undef;
2131		2388
2132	sub find_async {	2389	sub find_async {
2133	my ($path, $origin, $load) = @_;	2390	my ($path, $origin, $load) = @_;
2134		2391
2135	$path = normalise $path, $origin && $origin->{path};	2392	$path = normalise $path, $origin;
2136		2393
2137	if (my $map = $cf::MAP{$path}) {	2394	if (my $map = $cf::MAP{$path}) {
2138	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2395	return $map if !$load || $map->linkable;
2139	}	2396	}
2140		2397
2141	$MAP_PREFETCH{$path} |= $load;	2398	$MAP_PREFETCH{$path} |= $load;
2142		2399
2143	$MAP_PREFETCHER ||= cf::async {	2400	$MAP_PREFETCHER ||= cf::async {
2144	$Coro::current->{desc} = "map prefetcher";	2401	$Coro::current->{desc} = "map prefetcher";
2145		2402
2146	while (%MAP_PREFETCH) {	2403	while (%MAP_PREFETCH) {
2147	while (my ($k, $v) = each %MAP_PREFETCH) {	2404	for my $k (keys %MAP_PREFETCH) {
2148	if (my $map = find $k) {	2405	if (my $map = find $k) {
2149	$map->load if $v;	2406	$map->load if $MAP_PREFETCH{$k};
2150	}	2407	}
2151		2408
2152	delete $MAP_PREFETCH{$k};	2409	delete $MAP_PREFETCH{$k};
2153	}	2410	}
2154	}	2411	}
…		…
2157	$MAP_PREFETCHER->prio (6);	2414	$MAP_PREFETCHER->prio (6);
2158		2415
2159	()	2416	()
2160	}	2417	}
2161		2418
		2419	# common code, used by both ->save and ->swapout
2162	sub save {	2420	sub _save {
2163	my ($self) = @_;	2421	my ($self) = @_;
2164
2165	my $lock = cf::lock_acquire "map_data:$self->{path}";
2166		2422
2167	$self->{last_save} = $cf::RUNTIME;	2423	$self->{last_save} = $cf::RUNTIME;
2168		2424
2169	return unless $self->dirty;	2425	return unless $self->dirty;
2170		2426
…		…
2179		2435
2180	cf::async {	2436	cf::async {
2181	$Coro::current->{desc} = "map player save";	2437	$Coro::current->{desc} = "map player save";
2182	$_->contr->save for $self->players;	2438	$_->contr->save for $self->players;
2183	};	2439	};
		2440
		2441	cf::get_slot 0.02;
2184		2442
2185	if ($uniq) {	2443	if ($uniq) {
2186	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2444	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2187	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2445	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2188	} else {	2446	} else {
2189	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);	2447	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS | cf::IO_UNIQUES);
2190	}	2448	}
2191	}	2449	}
2192		2450
		2451	sub save {
		2452	my ($self) = @_;
		2453
		2454	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2455
		2456	$self->_save;
		2457	}
		2458
2193	sub swap_out {	2459	sub swap_out {
2194	my ($self) = @_;	2460	my ($self) = @_;
2195		2461
2196	# save first because save cedes
2197	$self->save;
2198
2199	my $lock = cf::lock_acquire "map_data:$self->{path}";	2462	my $lock = cf::lock_acquire "map_data:$self->{path}";
2200		2463
		2464	return if !$self->linkable;
		2465	return if $self->{deny_save};
2201	return if $self->players;	2466	return if $self->players;
2202	return if $self->in_memory != cf::MAP_IN_MEMORY;	2467
		2468	# first deactivate the map and "unlink" it from the core
		2469	$self->deactivate;
		2470	$_->clear_links_to ($self) for values %cf::MAP;
		2471	$self->state (cf::MAP_SWAPPED);
		2472
		2473	# then atomically save
		2474	$self->_save;
		2475
		2476	# then free the map
		2477	$self->clear;
		2478	}
		2479
		2480	sub reset_at {
		2481	my ($self) = @_;
		2482
		2483	# TODO: safety, remove and allow resettable per-player maps
2203	return if $self->{deny_save};	2484	return 1e99 if $self->{deny_reset};
2204		2485
		2486	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
		2487	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
		2488
		2489	$time + $to
		2490	}
		2491
		2492	sub should_reset {
		2493	my ($self) = @_;
		2494
		2495	$self->reset_at <= $cf::RUNTIME
		2496	}
		2497
		2498	sub reset {
		2499	my ($self) = @_;
		2500
		2501	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2502
		2503	return if $self->players;
		2504
		2505	cf::trace "resetting map ", $self->path, "\n";
		2506
2205	$self->in_memory (cf::MAP_SWAPPED);	2507	$self->state (cf::MAP_SWAPPED);
		2508
		2509	# need to save uniques path
		2510	unless ($self->{deny_save}) {
		2511	my $uniq = $self->uniq_path; utf8::encode $uniq;
		2512
		2513	$self->_save_objects ($uniq, cf::IO_UNIQUES)
		2514	if $uniq;
		2515	}
		2516
		2517	delete $cf::MAP{$self->path};
2206		2518
2207	$self->deactivate;	2519	$self->deactivate;
2208	$_->clear_links_to ($self) for values %cf::MAP;	2520	$_->clear_links_to ($self) for values %cf::MAP;
2209	$self->clear;	2521	$self->clear;
2210	}
2211
2212	sub reset_at {
2213	my ($self) = @_;
2214
2215	# TODO: safety, remove and allow resettable per-player maps
2216	return 1e99 if $self->{deny_reset};
2217
2218	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
2219	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
2220
2221	$time + $to
2222	}
2223
2224	sub should_reset {
2225	my ($self) = @_;
2226
2227	$self->reset_at <= $cf::RUNTIME
2228	}
2229
2230	sub reset {
2231	my ($self) = @_;
2232
2233	my $lock = cf::lock_acquire "map_data:$self->{path}";
2234
2235	return if $self->players;
2236
2237	warn "resetting map ", $self->path;
2238
2239	$self->in_memory (cf::MAP_SWAPPED);
2240
2241	# need to save uniques path
2242	unless ($self->{deny_save}) {
2243	my $uniq = $self->uniq_path; utf8::encode $uniq;
2244
2245	$self->_save_objects ($uniq, cf::IO_UNIQUES)
2246	if $uniq;
2247	}
2248
2249	delete $cf::MAP{$self->path};
2250
2251	$self->deactivate;
2252	$_->clear_links_to ($self) for values %cf::MAP;
2253	$self->clear;
2254		2522
2255	$self->unlink_save;	2523	$self->unlink_save;
2256	$self->destroy;	2524	$self->destroy;
2257	}	2525	}
2258		2526
…		…
2266		2534
2267	delete $cf::MAP{$self->path};	2535	delete $cf::MAP{$self->path};
2268		2536
2269	$self->unlink_save;	2537	$self->unlink_save;
2270		2538
2271	bless $self, "cf::map";	2539	bless $self, "cf::map::wrap";
2272	delete $self->{deny_reset};	2540	delete $self->{deny_reset};
2273	$self->{deny_save} = 1;	2541	$self->{deny_save} = 1;
2274	$self->reset_timeout (1);	2542	$self->reset_timeout (1);
2275	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2543	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2276		2544
…		…
2325		2593
2326	sub unique_maps() {	2594	sub unique_maps() {
2327	[	2595	[
2328	map {	2596	map {
2329	utf8::decode $_;	2597	utf8::decode $_;
2330	/\.map$/	2598	s/\.map$//; # TODO future compatibility hack
		2599	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2600	? ()
2331	? normalise $_	2601	: normalise $_
2332	: ()
2333	} @{ aio_readdir $UNIQUEDIR or [] }	2602	} @{ aio_readdir $UNIQUEDIR or [] }
2334	]	2603	]
2335	}	2604	}
2336		2605
2337	package cf;	2606	=item cf::map::static_maps
		2607
		2608	Returns an arrayref if paths of all static maps (all preinstalled F<.map>
		2609	file in the shared directory excluding F</styles> and F</editor>). May
		2610	block.
		2611
		2612	=cut
		2613
		2614	sub static_maps() {
		2615	my @dirs = "";
		2616	my @maps;
		2617
		2618	while (@dirs) {
		2619	my $dir = shift @dirs;
		2620
		2621	next if $dir eq "/styles" || $dir eq "/editor";
		2622
		2623	my ($dirs, $files) = Coro::AIO::aio_scandir "$MAPDIR$dir", 2
		2624	or return;
		2625
		2626	for (@$files) {
		2627	s/\.map$// or next;
		2628	utf8::decode $_;
		2629	push @maps, "$dir/$_";
		2630	}
		2631
		2632	push @dirs, map "$dir/$_", @$dirs;
		2633	}
		2634
		2635	\@maps
		2636	}
2338		2637
2339	=back	2638	=back
2340		2639
2341	=head3 cf::object	2640	=head3 cf::object
2342		2641
…		…
2346		2645
2347	=over 4	2646	=over 4
2348		2647
2349	=item $ob->inv_recursive	2648	=item $ob->inv_recursive
2350		2649
2351	Returns the inventory of the object _and_ their inventories, recursively.	2650	Returns the inventory of the object I<and> their inventories, recursively,
		2651	but I<not> the object itself.
2352		2652
2353	=cut	2653	=cut
2354		2654
2355	sub inv_recursive_;	2655	sub inv_recursive_;
2356	sub inv_recursive_ {	2656	sub inv_recursive_ {
…		…
2361	inv_recursive_ inv $_[0]	2661	inv_recursive_ inv $_[0]
2362	}	2662	}
2363		2663
2364	=item $ref = $ob->ref	2664	=item $ref = $ob->ref
2365		2665
2366	creates and returns a persistent reference to an objetc that can be stored as a string.	2666	Creates and returns a persistent reference to an object that can be stored as a string.
2367		2667
2368	=item $ob = cf::object::deref ($refstring)	2668	=item $ob = cf::object::deref ($refstring)
2369		2669
2370	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2670	returns the objetc referenced by refstring. may return undef when it cannot find the object,
2371	even if the object actually exists. May block.	2671	even if the object actually exists. May block.
2372		2672
2373	=cut	2673	=cut
2374		2674
2375	sub deref {	2675	sub deref {
…		…
2403	can be C<undef>. Does the right thing when the player is currently in a	2703	can be C<undef>. Does the right thing when the player is currently in a
2404	dialogue with the given NPC character.	2704	dialogue with the given NPC character.
2405		2705
2406	=cut	2706	=cut
2407		2707
		2708	our $SAY_CHANNEL = {
		2709	id => "say",
		2710	title => "Map",
		2711	reply => "say ",
		2712	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2713	};
		2714
		2715	our $CHAT_CHANNEL = {
		2716	id => "chat",
		2717	title => "Chat",
		2718	reply => "chat ",
		2719	tooltip => "Player chat and shouts, global to the server.",
		2720	};
		2721
2408	# rough implementation of a future "reply" method that works	2722	# rough implementation of a future "reply" method that works
2409	# with dialog boxes.	2723	# with dialog boxes.
2410	#TODO: the first argument must go, split into a $npc->reply_to ( method	2724	#TODO: the first argument must go, split into a $npc->reply_to ( method
2411	sub cf::object::player::reply($$$;$) {	2725	sub cf::object::player::reply($$$;$) {
2412	my ($self, $npc, $msg, $flags) = @_;	2726	my ($self, $npc, $msg, $flags) = @_;
…		…
2423	my $dialog = $pl->{npc_dialog};	2737	my $dialog = $pl->{npc_dialog};
2424	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2738	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2425		2739
2426	} else {	2740	} else {
2427	$msg = $npc->name . " says: $msg" if $npc;	2741	$msg = $npc->name . " says: $msg" if $npc;
2428	$self->message ($msg, $flags);	2742	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2429	}	2743	}
2430	}	2744	}
2431	}	2745	}
2432		2746
2433	=item $object->send_msg ($channel, $msg, $color, [extra...])	2747	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2443	=item $player_object->may ("access")	2757	=item $player_object->may ("access")
2444		2758
2445	Returns wether the given player is authorized to access resource "access"	2759	Returns wether the given player is authorized to access resource "access"
2446	(e.g. "command_wizcast").	2760	(e.g. "command_wizcast").
2447		2761
		2762	This is implemented by checking a config setting of C<may_access> where
		2763	C<access> is replaced by the access string. The following alternatives are
		2764	possible (and are tested in order):
		2765
		2766	=over 4
		2767
		2768	=item * Player is DM
		2769
		2770	The request will succeed.
		2771
		2772	=item * may_access is an array reference
		2773
		2774	If either the player nickname or UUID is in the array, the request will
		2775	succeed, otherwise it will fail.
		2776
		2777	=item * may_access is a true value
		2778
		2779	The request will succeed.
		2780
		2781	=item * may_access is missing or false
		2782
		2783	The request will fail.
		2784
		2785	=back
		2786
2448	=cut	2787	=cut
2449		2788
2450	sub cf::object::player::may {	2789	sub cf::object::player::may {
2451	my ($self, $access) = @_;	2790	my ($self, $access) = @_;
2452		2791
2453	$self->flag (cf::FLAG_WIZ) ||	2792	$self->flag (cf::FLAG_WIZ) ||
2454	(ref $cf::CFG{"may_$access"}	2793	(ref $cf::CFG{"may_$access"}
2455	? scalar grep $self->name eq $_, @{$cf::CFG{"may_$access"}}	2794	? scalar grep $self->name eq $_ || $self->uuid eq $_, @{$cf::CFG{"may_$access"}}
2456	: $cf::CFG{"may_$access"})	2795	: $cf::CFG{"may_$access"})
2457	}	2796	}
2458		2797
2459	=item $player_object->enter_link	2798	=item $player_object->enter_link
2460		2799
2461	Freezes the player and moves him/her to a special map (C<{link}>).	2800	Freezes the player and moves him/her to a special map (C<{link}>).
2462		2801
2463	The player should be reasonably safe there for short amounts of time. You	2802	The player should be reasonably safe there for short amounts of time (e.g.
2464	I<MUST> call C<leave_link> as soon as possible, though.	2803	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2804	though, as the player cannot control the character while it is on the link
		2805	map.
2465		2806
2466	Will never block.	2807	This method will never block, which is the whole reaosn for it's
		2808	existance: you can I<always> put a player onto the link map, which is the
		2809	only place to put objects that is guaranteed to exist.
		2810
		2811	A typical usage pattern is to call C<enter_link> synchronously from the
		2812	server, then start a new thread, do your blocking stuff there and then
		2813	call C<leave_link> from that thread.
2467		2814
2468	=item $player_object->leave_link ($map, $x, $y)	2815	=item $player_object->leave_link ($map, $x, $y)
2469		2816
2470	Moves the player out of the special C<{link}> map onto the specified	2817	Moves the player out of the special C<{link}> map onto the specified
2471	map. If the map is not valid (or omitted), the player will be moved back	2818	map. If the map is not valid (or omitted), the player will be moved back
…		…
2489	sub cf::object::player::enter_link {	2836	sub cf::object::player::enter_link {
2490	my ($self) = @_;	2837	my ($self) = @_;
2491		2838
2492	$self->deactivate_recursive;	2839	$self->deactivate_recursive;
2493		2840
		2841	++$self->{_link_recursion};
		2842
2494	return if UNIVERSAL::isa $self->map, "ext::map_link";	2843	return if UNIVERSAL::isa $self->map, "ext::map_link";
2495		2844
2496	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2845	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
2497	if $self->map && $self->map->{path} ne "{link}";	2846	if $self->map && $self->map->{path} ne "{link}";
2498		2847
2499	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2848	$self->enter_map ($LINK_MAP || link_map, 3, 3);
2500	}	2849	}
2501		2850
2502	sub cf::object::player::leave_link {	2851	sub cf::object::player::leave_link {
2503	my ($self, $map, $x, $y) = @_;	2852	my ($self, $map, $x, $y) = @_;
2504		2853
…		…
2521	($x, $y) = (-1, -1)	2870	($x, $y) = (-1, -1)
2522	unless (defined $x) && (defined $y);	2871	unless (defined $x) && (defined $y);
2523		2872
2524	# use -1 or undef as default coordinates, not 0, 0	2873	# use -1 or undef as default coordinates, not 0, 0
2525	($x, $y) = ($map->enter_x, $map->enter_y)	2874	($x, $y) = ($map->enter_x, $map->enter_y)
2526	if $x <=0 && $y <= 0;	2875	if $x <= 0 && $y <= 0;
2527		2876
2528	$map->load;	2877	$map->load;
2529	$map->load_neighbours;
2530		2878
2531	return unless $self->contr->active;	2879	return unless $self->contr->active;
2532	$self->activate_recursive;
2533		2880
2534	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2881	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2535	$self->enter_map ($map, $x, $y);	2882	if ($self->enter_map ($map, $x, $y)) {
2536	}	2883	# entering was successful
		2884	delete $self->{_link_recursion};
		2885	# only activate afterwards, to support waiting in hooks
		2886	$self->activate_recursive;
		2887	}
2537		2888
		2889	}
		2890
2538	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2891	=item $player_object->goto ($path, $x, $y[, $check->($map, $x, $y, $player)[, $done->($player)]])
2539		2892
2540	Moves the player to the given map-path and coordinates by first freezing	2893	Moves the player to the given map-path and coordinates by first freezing
2541	her, loading and preparing them map, calling the provided $check callback	2894	her, loading and preparing them map, calling the provided $check callback
2542	that has to return the map if sucecssful, and then unfreezes the player on	2895	that has to return the map if sucecssful, and then unfreezes the player on
2543	the new (success) or old (failed) map position. In either case, $done will	2896	the new (success) or old (failed) map position. In either case, $done will
2544	be called at the end of this process.	2897	be called at the end of this process.
2545		2898
		2899	Note that $check will be called with a potentially non-loaded map, so if
		2900	it needs a loaded map it has to call C<< ->load >>.
		2901
2546	=cut	2902	=cut
2547		2903
2548	our $GOTOGEN;	2904	our $GOTOGEN;
2549		2905
2550	sub cf::object::player::goto {	2906	sub cf::object::player::goto {
2551	my ($self, $path, $x, $y, $check, $done) = @_;	2907	my ($self, $path, $x, $y, $check, $done) = @_;
		2908
		2909	if ($self->{_link_recursion} >= $MAX_LINKS) {
		2910	error "FATAL: link recursion exceeded, ", $self->name, " goto $path $x $y, redirecting.";
		2911	$self->failmsg ("Something went wrong inside the server - please contact an administrator!");
		2912	($path, $x, $y) = @$EMERGENCY_POSITION;
		2913	}
2552		2914
2553	# do generation counting so two concurrent goto's will be executed in-order	2915	# do generation counting so two concurrent goto's will be executed in-order
2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2916	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2555		2917
2556	$self->enter_link;	2918	$self->enter_link;
…		…
2576	($path, $x, $y) = (undef, undef, undef);	2938	($path, $x, $y) = (undef, undef, undef);
2577	}	2939	}
2578	}	2940	}
2579		2941
2580	my $map = eval {	2942	my $map = eval {
2581	my $map = defined $path ? cf::map::find $path : undef;	2943	my $map = defined $path ? cf::map::find $path, $self->map : undef;
2582		2944
2583	if ($map) {	2945	if ($map) {
2584	$map = $map->customise_for ($self);	2946	$map = $map->customise_for ($self);
2585	$map = $check->($map) if $check && $map;	2947	$map = $check->($map, $x, $y, $self) if $check && $map;
2586	} else {	2948	} else {
2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);	2949	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2588	}	2950	}
2589		2951
2590	$map	2952	$map
…		…
2598	if ($gen == $self->{_goto_generation}) {	2960	if ($gen == $self->{_goto_generation}) {
2599	delete $self->{_goto_generation};	2961	delete $self->{_goto_generation};
2600	$self->leave_link ($map, $x, $y);	2962	$self->leave_link ($map, $x, $y);
2601	}	2963	}
2602		2964
2603	$done->() if $done;	2965	$done->($self) if $done;
2604	})->prio (1);	2966	})->prio (1);
2605	}	2967	}
2606		2968
2607	=item $player_object->enter_exit ($exit_object)	2969	=item $player_object->enter_exit ($exit_object)
2608		2970
…		…
2628	}	2990	}
2629		2991
2630	sub prepare_random_map {	2992	sub prepare_random_map {
2631	my ($exit) = @_;	2993	my ($exit) = @_;
2632		2994
2633	my $guard = cf::lock_acquire "exit_prepare:$exit";
2634
2635	# all this does is basically replace the /! path by	2995	# all this does is basically replace the /! path by
2636	# a new random map path (?random/...) with a seed	2996	# a new random map path (?random/...) with a seed
2637	# that depends on the exit object	2997	# that depends on the exit object
2638		2998
2639	my $rmp = parse_random_map_params $exit->msg;	2999	my $rmp = parse_random_map_params $exit->msg;
…		…
2641	if ($exit->map) {	3001	if ($exit->map) {
2642	$rmp->{region} = $exit->region->name;	3002	$rmp->{region} = $exit->region->name;
2643	$rmp->{origin_map} = $exit->map->path;	3003	$rmp->{origin_map} = $exit->map->path;
2644	$rmp->{origin_x} = $exit->x;	3004	$rmp->{origin_x} = $exit->x;
2645	$rmp->{origin_y} = $exit->y;	3005	$rmp->{origin_y} = $exit->y;
		3006
		3007	$exit->map->touch;
2646	}	3008	}
2647		3009
2648	$rmp->{random_seed} ||= $exit->random_seed;	3010	$rmp->{random_seed} ||= $exit->random_seed;
2649		3011
2650	my $data = cf::encode_json $rmp;	3012	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2651	my $md5 = Digest::MD5::md5_hex $data;	3013	my $md5 = Digest::MD5::md5_hex $data;
2652	my $meta = "$RANDOMDIR/$md5.meta";	3014	my $meta = "$RANDOMDIR/$md5.meta";
2653		3015
2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	3016	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2655	aio_write $fh, 0, (length $data), $data, 0;	3017	aio_write $fh, 0, (length $data), $data, 0;
2656	undef $fh;	3018	undef $fh;
2657	aio_rename "$meta~", $meta;	3019	aio_rename "$meta~", $meta;
2658		3020
		3021	my $slaying = "?random/$md5";
		3022
		3023	if ($exit->valid) {
2659	$exit->slaying ("?random/$md5");	3024	$exit->slaying ("?random/$md5");
2660	$exit->msg (undef);	3025	$exit->msg (undef);
		3026	}
2661	}	3027	}
2662	}	3028	}
2663		3029
2664	sub cf::object::player::enter_exit {	3030	sub cf::object::player::enter_exit {
2665	my ($self, $exit) = @_;	3031	my ($self, $exit) = @_;
2666		3032
2667	return unless $self->type == cf::PLAYER;	3033	return unless $self->type == cf::PLAYER;
2668		3034
2669	if ($exit->slaying eq "/!") {
2670	#TODO: this should de-fi-ni-te-ly not be a sync-job
2671	# the problem is that $exit might not survive long enough
2672	# so it needs to be done right now, right here
2673	cf::sync_job { prepare_random_map $exit };
2674	}
2675
2676	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2677	my $hp = $exit->stats->hp;
2678	my $sp = $exit->stats->sp;
2679
2680	$self->enter_link;	3035	$self->enter_link;
2681		3036
2682	# if exit is damned, update players death & WoR home-position
2683	$self->contr->savebed ($slaying, $hp, $sp)
2684	if $exit->flag (FLAG_DAMNED);
2685
2686	(async {	3037	(async {
2687	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";	3038	$Coro::current->{desc} = "enter_exit";
2688		3039
2689	$self->deactivate_recursive; # just to be sure
2690	unless (eval {	3040	unless (eval {
		3041	$self->deactivate_recursive; # just to be sure
		3042
		3043	my $map = cf::map::normalise $exit->slaying, $exit->map;
		3044	my $x = $exit->stats->hp;
		3045	my $y = $exit->stats->sp;
		3046
		3047	# special map handling
		3048	my $slaying = $exit->slaying;
		3049
		3050	# special map handling
		3051	if ($slaying eq "/!") {
		3052	my $guard = cf::lock_acquire "exit_prepare:$exit";
		3053
		3054	prepare_random_map $exit
		3055	if $exit->slaying eq "/!"; # need to re-check after getting the lock
		3056
		3057	$map = $exit->slaying;
		3058
		3059	} elsif ($slaying eq '!up') {
		3060	$map = $exit->map->tile_path (cf::TILE_UP);
		3061	$x = $exit->x;
		3062	$y = $exit->y;
		3063
		3064	} elsif ($slaying eq '!down') {
		3065	$map = $exit->map->tile_path (cf::TILE_DOWN);
		3066	$x = $exit->x;
		3067	$y = $exit->y;
		3068	}
		3069
2691	$self->goto ($slaying, $hp, $sp);	3070	$self->goto ($map, $x, $y);
2692		3071
		3072	# if exit is damned, update players death & WoR home-position
		3073	$self->contr->savebed ($map, $x, $y)
		3074	if $exit->flag (cf::FLAG_DAMNED);
		3075
2693	1;	3076	1
2694	}) {	3077	}) {
2695	$self->message ("Something went wrong deep within the crossfire server. "	3078	$self->message ("Something went wrong deep within the deliantra server. "
2696	. "I'll try to bring you back to the map you were before. "	3079	. "I'll try to bring you back to the map you were before. "
2697	. "Please report this to the dungeon master!",	3080	. "Please report this to the dungeon master!",
2698	cf::NDI_UNIQUE | cf::NDI_RED);	3081	cf::NDI_UNIQUE | cf::NDI_RED);
2699		3082
2700	warn "ERROR in enter_exit: $@";	3083	error "ERROR in enter_exit: $@";
2701	$self->leave_link;	3084	$self->leave_link;
2702	}	3085	}
2703	})->prio (1);	3086	})->prio (1);
2704	}	3087	}
2705		3088
2706	=head3 cf::client	3089	=head3 cf::client
2707		3090
2708	=over 4	3091	=over 4
2709		3092
2710	=item $client->send_drawinfo ($text, $flags)	3093	=item $client->send_big_packet ($pkt)
2711		3094
2712	Sends a drawinfo packet to the client. Circumvents output buffering so	3095	Like C<send_packet>, but tries to compress large packets, and fragments
2713	should not be used under normal circumstances.	3096	them as required.
2714		3097
2715	=cut	3098	=cut
2716		3099
		3100	our $MAXFRAGSIZE = cf::MAXSOCKBUF - 64;
		3101
2717	sub cf::client::send_drawinfo {	3102	sub cf::client::send_big_packet {
2718	my ($self, $text, $flags) = @_;	3103	my ($self, $pkt) = @_;
2719		3104
2720	utf8::encode $text;	3105	# try lzf for large packets
2721	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	3106	$pkt = "lzf " . Compress::LZF::compress $pkt
		3107	if 1024 <= length $pkt and $self->{can_lzf};
		3108
		3109	# split very large packets
		3110	if ($MAXFRAGSIZE < length $pkt and $self->{can_lzf}) {
		3111	$self->send_packet ("frag $_") for unpack "(a$MAXFRAGSIZE)*", $pkt;
		3112	$pkt = "frag";
		3113	}
		3114
		3115	$self->send_packet ($pkt);
2722	}	3116	}
2723		3117
2724	=item $client->send_msg ($channel, $msg, $color, [extra...])	3118	=item $client->send_msg ($channel, $msg, $color, [extra...])
2725		3119
2726	Send a drawinfo or msg packet to the client, formatting the msg for the	3120	Send a msg packet to the client, formatting the msg for the client if
2727	client if neccessary. C<$type> should be a string identifying the type of	3121	necessary. C<$type> should be a string identifying the type of the
2728	the message, with C<log> being the default. If C<$color> is negative, suppress	3122	message, with C<log> being the default. If C<$color> is negative, suppress
2729	the message unless the client supports the msg packet.	3123	the message unless the client supports the msg packet.
2730		3124
2731	=cut	3125	=cut
2732		3126
2733	# non-persistent channels (usually the info channel)	3127	# non-persistent channels (usually the info channel)
2734	our %CHANNEL = (	3128	our %CHANNEL = (
		3129	"c/motd" => {
		3130	id => "infobox",
		3131	title => "MOTD",
		3132	reply => undef,
		3133	tooltip => "The message of the day",
		3134	},
2735	"c/identify" => {	3135	"c/identify" => {
2736	id => "infobox",	3136	id => "infobox",
2737	title => "Identify",	3137	title => "Identify",
2738	reply => undef,	3138	reply => undef,
2739	tooltip => "Items recently identified",	3139	tooltip => "Items recently identified",
…		…
2741	"c/examine" => {	3141	"c/examine" => {
2742	id => "infobox",	3142	id => "infobox",
2743	title => "Examine",	3143	title => "Examine",
2744	reply => undef,	3144	reply => undef,
2745	tooltip => "Signs and other items you examined",	3145	tooltip => "Signs and other items you examined",
		3146	},
		3147	"c/shopinfo" => {
		3148	id => "infobox",
		3149	title => "Shop Info",
		3150	reply => undef,
		3151	tooltip => "What your bargaining skill tells you about the shop",
2746	},	3152	},
2747	"c/book" => {	3153	"c/book" => {
2748	id => "infobox",	3154	id => "infobox",
2749	title => "Book",	3155	title => "Book",
2750	reply => undef,	3156	reply => undef,
…		…
2766	id => "infobox",	3172	id => "infobox",
2767	title => "Body Parts",	3173	title => "Body Parts",
2768	reply => undef,	3174	reply => undef,
2769	tooltip => "Shows which body parts you posess and are available",	3175	tooltip => "Shows which body parts you posess and are available",
2770	},	3176	},
		3177	"c/statistics" => {
		3178	id => "infobox",
		3179	title => "Statistics",
		3180	reply => undef,
		3181	tooltip => "Shows your primary statistics",
		3182	},
		3183	"c/skills" => {
		3184	id => "infobox",
		3185	title => "Skills",
		3186	reply => undef,
		3187	tooltip => "Shows your experience per skill and item power",
		3188	},
		3189	"c/shopitems" => {
		3190	id => "infobox",
		3191	title => "Shop Items",
		3192	reply => undef,
		3193	tooltip => "Shows the items currently for sale in this shop",
		3194	},
		3195	"c/resistances" => {
		3196	id => "infobox",
		3197	title => "Resistances",
		3198	reply => undef,
		3199	tooltip => "Shows your resistances",
		3200	},
		3201	"c/pets" => {
		3202	id => "infobox",
		3203	title => "Pets",
		3204	reply => undef,
		3205	tooltip => "Shows information abotu your pets/a specific pet",
		3206	},
		3207	"c/perceiveself" => {
		3208	id => "infobox",
		3209	title => "Perceive Self",
		3210	reply => undef,
		3211	tooltip => "You gained detailed knowledge about yourself",
		3212	},
2771	"c/uptime" => {	3213	"c/uptime" => {
2772	id => "infobox",	3214	id => "infobox",
2773	title => "Uptime",	3215	title => "Uptime",
2774	reply => undef,	3216	reply => undef,
2775	tooltip => "How long the server has been running since last restart",	3217	tooltip => "How long the server has been running since last restart",
…		…
2778	id => "infobox",	3220	id => "infobox",
2779	title => "Map Info",	3221	title => "Map Info",
2780	reply => undef,	3222	reply => undef,
2781	tooltip => "Information related to the maps",	3223	tooltip => "Information related to the maps",
2782	},	3224	},
		3225	"c/party" => {
		3226	id => "party",
		3227	title => "Party",
		3228	reply => "gsay ",
		3229	tooltip => "Messages and chat related to your party",
		3230	},
		3231	"c/death" => {
		3232	id => "death",
		3233	title => "Death",
		3234	reply => undef,
		3235	tooltip => "Reason for and more info about your most recent death",
		3236	},
		3237	"c/fatal" => {
		3238	id => "fatal",
		3239	title => "Fatal Error",
		3240	reply => undef,
		3241	tooltip => "Reason for the server disconnect",
		3242	},
		3243	"c/say" => $SAY_CHANNEL,
		3244	"c/chat" => $CHAT_CHANNEL,
2783	);	3245	);
2784		3246
2785	sub cf::client::send_msg {	3247	sub cf::client::send_msg {
2786	my ($self, $channel, $msg, $color, @extra) = @_;	3248	my ($self, $channel, $msg, $color, @extra) = @_;
2787		3249
2788	$msg = $self->pl->expand_cfpod ($msg);	3250	$msg = $self->pl->expand_cfpod ($msg)
		3251	unless $color & cf::NDI_VERBATIM;
2789		3252
2790	$color &= cf::NDI_CLIENT_MASK; # just in case...	3253	$color &= cf::NDI_CLIENT_MASK; # just in case...
2791		3254
2792	# check predefined channels, for the benefit of C	3255	# check predefined channels, for the benefit of C
2793	if ($CHANNEL{$channel}) {	3256	if ($CHANNEL{$channel}) {
2794	$channel = $CHANNEL{$channel};	3257	$channel = $CHANNEL{$channel};
2795		3258
2796	$self->ext_msg (channel_info => $channel)	3259	$self->ext_msg (channel_info => $channel);
2797	if $self->can_msg;
2798
2799	$channel = $channel->{id};	3260	$channel = $channel->{id};
2800		3261
2801	} elsif (ref $channel) {	3262	} elsif (ref $channel) {
2802	# send meta info to client, if not yet sent	3263	# send meta info to client, if not yet sent
2803	unless (exists $self->{channel}{$channel->{id}}) {	3264	unless (exists $self->{channel}{$channel->{id}}) {
2804	$self->{channel}{$channel->{id}} = $channel;	3265	$self->{channel}{$channel->{id}} = $channel;
2805	$self->ext_msg (channel_info => $channel)	3266	$self->ext_msg (channel_info => $channel);
2806	if $self->can_msg;
2807	}	3267	}
2808		3268
2809	$channel = $channel->{id};	3269	$channel = $channel->{id};
2810	}	3270	}
2811		3271
2812	return unless @extra || length $msg;	3272	return unless @extra || length $msg;
2813		3273
2814	if ($self->can_msg) {
2815	# default colour, mask it out	3274	# default colour, mask it out
2816	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	3275	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2817	if $color & cf::NDI_DEF;	3276	if $color & cf::NDI_DEF;
2818		3277
2819	$self->send_packet ("msg " . $self->{json_coder}->encode (	3278	my $pkt = "msg "
		3279	. $self->{json_coder}->encode (
2820	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	3280	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2821	} else {	3281	);
2822	if ($color >= 0) {
2823	# replace some tags by gcfclient-compatible ones
2824	for ($msg) {
2825	1 while
2826	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2827	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2828	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2829	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2830	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2831	}
2832		3282
2833	$color &= cf::NDI_COLOR_MASK;	3283	$self->send_big_packet ($pkt);
2834
2835	utf8::encode $msg;
2836
2837	if (0 && $msg =~ /\[/) {
2838	# COMMAND/INFO
2839	$self->send_packet ("drawextinfo $color 10 8 $msg")
2840	} else {
2841	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2842	$self->send_packet ("drawinfo $color $msg")
2843	}
2844	}
2845	}
2846	}	3284	}
2847		3285
2848	=item $client->ext_msg ($type, @msg)	3286	=item $client->ext_msg ($type, @msg)
2849		3287
2850	Sends an ext event to the client.	3288	Sends an ext event to the client.
…		…
2852	=cut	3290	=cut
2853		3291
2854	sub cf::client::ext_msg($$@) {	3292	sub cf::client::ext_msg($$@) {
2855	my ($self, $type, @msg) = @_;	3293	my ($self, $type, @msg) = @_;
2856		3294
2857	if ($self->extcmd == 2) {
2858	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	3295	$self->send_big_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2859	} elsif ($self->extcmd == 1) { # TODO: remove
2860	push @msg, msgtype => "event_$type";
2861	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2862	}
2863	}
2864
2865	=item $client->ext_reply ($msgid, @msg)
2866
2867	Sends an ext reply to the client.
2868
2869	=cut
2870
2871	sub cf::client::ext_reply($$@) {
2872	my ($self, $id, @msg) = @_;
2873
2874	if ($self->extcmd == 2) {
2875	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2876	} elsif ($self->extcmd == 1) {
2877	#TODO: version 1, remove
2878	unshift @msg, msgtype => "reply", msgid => $id;
2879	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2880	}
2881	}	3296	}
2882		3297
2883	=item $success = $client->query ($flags, "text", \&cb)	3298	=item $success = $client->query ($flags, "text", \&cb)
2884		3299
2885	Queues a query to the client, calling the given callback with	3300	Queues a query to the client, calling the given callback with
…		…
2905		3320
2906	$self->send_packet ($self->{query_queue}[0][0])	3321	$self->send_packet ($self->{query_queue}[0][0])
2907	if @{ $self->{query_queue} } == 1;	3322	if @{ $self->{query_queue} } == 1;
2908		3323
2909	1	3324	1
		3325	}
		3326
		3327	=item $client->update_command_faces
		3328
		3329	=cut
		3330
		3331	our %COMMAND_FACE;
		3332
		3333	sub cf::client::update_command_faces {
		3334	my ($self) = @_;
		3335
		3336	my @faces = grep $_,
		3337	$COMMAND_FACE{preferred},
		3338	$COMMAND_FACE{standard},
		3339	$COMMAND_FACE{skill},
		3340	$self->pl->ob->flag (cf::FLAG_WIZ) ? $COMMAND_FACE{dm} : (),
		3341	$COMMAND_FACE{emote},
		3342	;
		3343
		3344	$self->send_face ($_)
		3345	for @faces;
		3346	$self->flush_fx;
		3347
		3348	$self->ext_msg (command_list => @faces);
		3349	}
		3350
		3351	=item cf::client::set_command_face $type, $commands
		3352
		3353	=cut
		3354
		3355	sub cf::client::set_command_face {
		3356	my ($type, $list) = @_;
		3357
		3358	my $idx = &cf::face::set ( #d# ugly forward reference
		3359	"command_list/$type" => cf::FT_RSRC,
		3360	JSON::XS->new->utf8->encode ([ sort @$list ])
		3361	);
		3362
		3363	$COMMAND_FACE{$type} = $idx;
2910	}	3364	}
2911		3365
2912	cf::client->attach (	3366	cf::client->attach (
2913	on_connect => sub {	3367	on_connect => sub {
2914	my ($ns) = @_;	3368	my ($ns) = @_;
…		…
2940	my ($ns, $buf) = @_;	3394	my ($ns, $buf) = @_;
2941		3395
2942	my $msg = eval { $ns->{json_coder}->decode ($buf) };	3396	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2943		3397
2944	if (ref $msg) {	3398	if (ref $msg) {
2945	my ($type, $reply, @payload) =	3399	my ($type, $reply, @payload) = @$msg; # version 1 used %type, $id, %$hash
2946	"ARRAY" eq ref $msg
2947	? @$msg
2948	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2949		3400
2950	my @reply;
2951
2952	if (my $cb = $EXTICMD{$type}) {	3401	if (my $cb = $EXTIACMD{$type}) {
		3402	$cb->(
		3403	$ns,
		3404	sub {
		3405	$ns->ext_msg ("reply-$reply", @_)
		3406	if $reply;
		3407	},
		3408	@payload
		3409	);
		3410	} else {
		3411	my @reply;
		3412
		3413	if (my $cb = $EXTICMD{$type}) {
2953	@reply = $cb->($ns, @payload);	3414	@reply = $cb->($ns, @payload);
		3415	}
		3416
		3417	$ns->ext_msg ("reply-$reply", @reply)
		3418	if $reply;
2954	}	3419	}
2955
2956	$ns->ext_reply ($reply, @reply)
2957	if $reply;
2958
2959	} else {	3420	} else {
2960	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3421	error "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2961	}	3422	}
2962		3423
2963	cf::override;	3424	cf::override;
2964	},	3425	},
2965	);	3426	);
…		…
2985		3446
2986	$coro	3447	$coro
2987	}	3448	}
2988		3449
2989	cf::client->attach (	3450	cf::client->attach (
2990	on_destroy => sub {	3451	on_client_destroy => sub {
2991	my ($ns) = @_;	3452	my ($ns) = @_;
2992		3453
2993	$_->cancel for values %{ (delete $ns->{_coro}) || {} };	3454	$_->cancel for values %{ (delete $ns->{_coro}) || {} };
2994	},	3455	},
2995	);	3456	);
…		…
3011	our $safe_hole = new Safe::Hole;	3472	our $safe_hole = new Safe::Hole;
3012		3473
3013	$SIG{FPE} = 'IGNORE';	3474	$SIG{FPE} = 'IGNORE';
3014		3475
3015	$safe->permit_only (Opcode::opset qw(	3476	$safe->permit_only (Opcode::opset qw(
3016	:base_core :base_mem :base_orig :base_math	3477	:base_core :base_mem :base_orig :base_math :base_loop
3017	grepstart grepwhile mapstart mapwhile	3478	grepstart grepwhile mapstart mapwhile
3018	sort time	3479	sort time
3019	));	3480	));
3020		3481
3021	# here we export the classes and methods available to script code	3482	# here we export the classes and methods available to script code
…		…
3024		3485
3025	The following functions and methods are available within a safe environment:	3486	The following functions and methods are available within a safe environment:
3026		3487
3027	cf::object	3488	cf::object
3028	contr pay_amount pay_player map x y force_find force_add destroy	3489	contr pay_amount pay_player map x y force_find force_add destroy
3029	insert remove name archname title slaying race decrease_ob_nr	3490	insert remove name archname title slaying race decrease split
		3491	value
3030		3492
3031	cf::object::player	3493	cf::object::player
3032	player	3494	player
3033		3495
3034	cf::player	3496	cf::player
…		…
3039		3501
3040	=cut	3502	=cut
3041		3503
3042	for (	3504	for (
3043	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3505	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
3044	insert remove inv name archname title slaying race	3506	insert remove inv nrof name archname title slaying race
3045	decrease_ob_nr destroy)],	3507	decrease split destroy change_exp value msg lore send_msg)],
3046	["cf::object::player" => qw(player)],	3508	["cf::object::player" => qw(player)],
3047	["cf::player" => qw(peaceful)],	3509	["cf::player" => qw(peaceful send_msg)],
3048	["cf::map" => qw(trigger)],	3510	["cf::map" => qw(trigger)],
3049	) {	3511	) {
3050	no strict 'refs';
3051	my ($pkg, @funs) = @$_;	3512	my ($pkg, @funs) = @$_;
3052	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3513	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
3053	for @funs;	3514	for @funs;
3054	}	3515	}
3055		3516
…		…
3070		3531
3071	my $qcode = $code;	3532	my $qcode = $code;
3072	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3533	$qcode =~ s/"/‟/g; # not allowed in #line filenames
3073	$qcode =~ s/\n/\\n/g;	3534	$qcode =~ s/\n/\\n/g;
3074		3535
		3536	%vars = (_dummy => 0) unless %vars;
		3537
		3538	my @res;
3075	local $_;	3539	local $_;
3076	local @safe::cf::_safe_eval_args = values %vars;
3077		3540
3078	my $eval =	3541	my $eval =
3079	"do {\n"	3542	"do {\n"
3080	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"	3543	. "my (" . (join ",", map "\$$_", keys %vars) . ") = \@cf::_safe_eval_args;\n"
3081	. "#line 0 \"{$qcode}\"\n"	3544	. "#line 0 \"{$qcode}\"\n"
3082	. $code	3545	. $code
3083	. "\n}"	3546	. "\n}"
3084	;	3547	;
3085		3548
		3549	if ($CFG{safe_eval}) {
3086	sub_generation_inc;	3550	sub_generation_inc;
		3551	local @safe::cf::_safe_eval_args = values %vars;
3087	my @res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);	3552	@res = wantarray ? $safe->reval ($eval) : scalar $safe->reval ($eval);
3088	sub_generation_inc;	3553	sub_generation_inc;
		3554	} else {
		3555	local @cf::_safe_eval_args = values %vars;
		3556	@res = wantarray ? eval eval : scalar eval $eval;
		3557	}
3089		3558
3090	if ($@) {	3559	if ($@) {
3091	warn "$@";	3560	warn "$@",
3092	warn "while executing safe code '$code'\n";	3561	"while executing safe code '$code'\n",
3093	warn "with arguments " . (join " ", %vars) . "\n";	3562	"with arguments " . (join " ", %vars) . "\n";
3094	}	3563	}
3095		3564
3096	wantarray ? @res : $res[0]	3565	wantarray ? @res : $res[0]
3097	}	3566	}
3098		3567
…		…
3112	=cut	3581	=cut
3113		3582
3114	sub register_script_function {	3583	sub register_script_function {
3115	my ($fun, $cb) = @_;	3584	my ($fun, $cb) = @_;
3116		3585
3117	no strict 'refs';	3586	$fun = "safe::$fun" if $CFG{safe_eval};
3118	*{"safe::$fun"} = $safe_hole->wrap ($cb);	3587	*$fun = $safe_hole->wrap ($cb);
3119	}	3588	}
3120		3589
3121	=back	3590	=back
3122		3591
3123	=cut	3592	=cut
3124		3593
3125	#############################################################################	3594	#############################################################################
3126	# the server's init and main functions	3595	# the server's init and main functions
3127		3596
		3597	{
		3598	package cf::face;
		3599
		3600	our %HASH; # hash => idx
		3601	our @DATA; # dynamically-created facedata, only faceste 0 used
		3602	our @FOFS; # file offset, if > 0
		3603	our @SIZE; # size of face, in octets
		3604	our @META; # meta hash of face, if any
		3605	our $DATAFH; # facedata filehandle
		3606
		3607	# internal api, not finalised
		3608	sub set {
		3609	my ($name, $type, $data) = @_;
		3610
		3611	my $idx = cf::face::find $name;
		3612
		3613	if ($idx) {
		3614	delete $HASH{cf::face::get_csum $idx};
		3615	} else {
		3616	$idx = cf::face::alloc $name;
		3617	}
		3618
		3619	my $hash = cf::face::mangle_csum Digest::MD5::md5 $data;
		3620
		3621	cf::face::set_type $idx, $type;
		3622	cf::face::set_csum $idx, 0, $hash;
		3623
		3624	# we need to destroy the SV itself, not just modify it, as a running ix
		3625	# might hold a reference to it: "delete" achieves that.
		3626	delete $FOFS[0][$idx];
		3627	delete $DATA[0][$idx];
		3628	$DATA[0][$idx] = $data;
		3629	$SIZE[0][$idx] = length $data;
		3630	delete $META[$idx];
		3631	$HASH{$hash} = $idx;#d#
		3632
		3633	$idx
		3634	}
		3635
		3636	sub _get_data($$$) {
		3637	my ($idx, $set, $cb) = @_;
		3638
		3639	if (defined $DATA[$set][$idx]) {
		3640	$cb->($DATA[$set][$idx]);
		3641	} elsif (my $fofs = $FOFS[$set][$idx]) {
		3642	my $size = $SIZE[$set][$idx];
		3643	my $buf;
		3644	IO::AIO::aio_read $DATAFH, $fofs, $size, $buf, 0, sub {
		3645	if ($_[0] == $size) {
		3646	#cf::debug "read face $idx, $size from $fofs as ", length $buf;#d#
		3647	$cb->($buf);
		3648	} else {
		3649	cf::error "INTERNAL ERROR: unable to read facedata for face $idx#$set ($size, $fofs), ignoring request.";
		3650	}
		3651	};
		3652	} else {
		3653	cf::error "requested facedata for unknown face $idx#$set, ignoring.";
		3654	}
		3655	}
		3656
		3657	# rather ineffient
		3658	sub cf::face::get_data($;$) {
		3659	my ($idx, $set) = @_;
		3660
		3661	_get_data $idx, $set, Coro::rouse_cb;
		3662	Coro::rouse_wait
		3663	}
		3664
		3665	sub cf::face::ix {
		3666	my ($ns, $set, $idx, $pri) = @_;
		3667
		3668	_get_data $idx, $set, sub {
		3669	$ns->ix_send ($idx, $pri, $_[0]);
		3670	};
		3671	}
		3672	}
		3673
3128	sub load_facedata($) {	3674	sub load_facedata($) {
3129	my ($path) = @_;	3675	my ($path) = @_;
3130		3676
3131	# HACK to clear player env face cache, we need some signal framework
3132	# for this (global event?)
3133	%ext::player_env::MUSIC_FACE_CACHE = ();
3134
3135	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3677	my $enc = JSON::XS->new->utf8->canonical->relaxed;
3136		3678
3137	warn "loading facedata from $path\n";	3679	trace "loading facedata from $path\n";
3138		3680
3139	my $facedata;	3681	my $facedata = decode_storable load_file "$path/faceinfo";
3140	0 < aio_load $path, $facedata
3141	or die "$path: $!";
3142
3143	$facedata = Coro::Storable::thaw $facedata;
3144		3682
3145	$facedata->{version} == 2	3683	$facedata->{version} == 2
3146	or cf::cleanup "$path: version mismatch, cannot proceed.";	3684	or cf::cleanup "$path/faceinfo: version mismatch, cannot proceed.";
3147		3685
3148	# patch in the exptable	3686	my $fh = aio_open "$DATADIR/facedata", IO::AIO::O_RDONLY, 0
3149	$facedata->{resource}{"res/exp_table"} = {	3687	or cf::cleanup "$path/facedata: $!, cannot proceed.";
3150	type => FT_RSRC,	3688
3151	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),	3689	get_slot 1, -100, "load_facedata"; # make sure we get a very big slot
3152	};	3690
3153	cf::cede_to_tick;	3691	# BEGIN ATOMIC
		3692	# from here on, everything must be atomic - no thread switch allowed
		3693	my $t1 = EV::time;
3154		3694
3155	{	3695	{
3156	my $faces = $facedata->{faceinfo};	3696	my $faces = $facedata->{faceinfo};
3157		3697
3158	while (my ($face, $info) = each %$faces) {	3698	for my $face (sort keys %$faces) {
		3699	my $info = $faces->{$face};
3159	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3700	my $idx = (cf::face::find $face) || cf::face::alloc $face;
3160		3701
3161	cf::face::set_visibility $idx, $info->{visibility};	3702	cf::face::set_visibility $idx, $info->{visibility};
3162	cf::face::set_magicmap $idx, $info->{magicmap};	3703	cf::face::set_magicmap $idx, $info->{magicmap};
3163	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3704	cf::face::set_csum $idx, 0, $info->{hash64}; $cf::face::SIZE[0][$idx] = $info->{size64}; $cf::face::FOFS[0][$idx] = $info->{fofs64};
3164	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3705	cf::face::set_csum $idx, 1, $info->{hash32}; $cf::face::SIZE[1][$idx] = $info->{size32}; $cf::face::FOFS[1][$idx] = $info->{fofs32};
3165		3706	cf::face::set_csum $idx, 2, $info->{glyph}; $cf::face::DATA[2][$idx] = $info->{glyph};
3166	cf::cede_to_tick;	3707	$cf::face::HASH{$info->{hash64}} = $idx;
		3708	delete $cf::face::META[$idx];
3167	}	3709	}
3168		3710
3169	while (my ($face, $info) = each %$faces) {	3711	while (my ($face, $info) = each %$faces) {
3170	next unless $info->{smooth};	3712	next unless $info->{smooth};
3171		3713
…		…
3174		3716
3175	if (my $smooth = cf::face::find $info->{smooth}) {	3717	if (my $smooth = cf::face::find $info->{smooth}) {
3176	cf::face::set_smooth $idx, $smooth;	3718	cf::face::set_smooth $idx, $smooth;
3177	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3719	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3178	} else {	3720	} else {
3179	warn "smooth face '$info->{smooth}' not found for face '$face'";	3721	error "smooth face '$info->{smooth}' not found for face '$face'";
3180	}	3722	}
3181
3182	cf::cede_to_tick;
3183	}	3723	}
3184	}	3724	}
3185		3725
3186	{	3726	{
3187	my $anims = $facedata->{animinfo};	3727	my $anims = $facedata->{animinfo};
3188		3728
3189	while (my ($anim, $info) = each %$anims) {	3729	while (my ($anim, $info) = each %$anims) {
3190	cf::anim::set $anim, $info->{frames}, $info->{facings};	3730	cf::anim::set $anim, $info->{frames}, $info->{facings};
3191	cf::cede_to_tick;
3192	}	3731	}
3193		3732
3194	cf::anim::invalidate_all; # d'oh	3733	cf::anim::invalidate_all; # d'oh
3195	}	3734	}
3196		3735
3197	{	3736	{
3198	# TODO: for gcfclient pleasure, we should give resources
3199	# that gcfclient doesn't grok a >10000 face index.
3200	my $res = $facedata->{resource};	3737	my $res = $facedata->{resource};
3201		3738
3202	while (my ($name, $info) = each %$res) {	3739	while (my ($name, $info) = each %$res) {
3203	if (defined $info->{type}) {	3740	if (defined (my $type = $info->{type})) {
		3741	# TODO: different hash - must free and use new index, or cache ixface data queue
3204	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3742	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3205	my $data;
3206		3743
3207	if ($info->{type} & 1) {
3208	# prepend meta info
3209
3210	my $meta = $enc->encode ({
3211	name => $name,
3212	%{ $info->{meta} || {} },
3213	});
3214
3215	$data = pack "(w/a*)*", $meta, $info->{data};
3216	} else {
3217	$data = $info->{data};
3218	}
3219
3220	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3221	cf::face::set_type $idx, $info->{type};	3744	cf::face::set_type $idx, $type;
		3745	cf::face::set_csum $idx, 0, $info->{hash};
		3746	$cf::face::SIZE[0][$idx] = $info->{size};
		3747	$cf::face::FOFS[0][$idx] = $info->{fofs};
		3748	$cf::face::META[$idx] = $type & 1 ? undef : $info->{meta}; # preserve meta unless prepended already
		3749	$cf::face::HASH{$info->{hash}} = $idx;
3222	} else {	3750	} else {
3223	$RESOURCE{$name} = $info;	3751	# $RESOURCE{$name} = $info; # unused
3224	}	3752	}
3225
3226	cf::cede_to_tick;
3227	}	3753	}
3228	}	3754	}
		3755
		3756	($fh, $cf::face::DATAFH) = ($cf::face::DATAFH, $fh);
		3757
		3758	# HACK to clear player env face cache, we need some signal framework
		3759	# for this (global event?)
		3760	%ext::player_env::MUSIC_FACE_CACHE = ();
		3761
		3762	# END ATOMIC
		3763
		3764	cf::debug "facedata atomic update time ", EV::time - $t1;
3229		3765
3230	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);	3766	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3231		3767
		3768	aio_close $fh if $fh; # close old facedata
		3769
3232	1	3770	1
3233	}	3771	}
3234
3235	cf::global->attach (on_resource_update => sub {
3236	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
3237	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
3238
3239	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3240	my $sound = $soundconf->{compat}[$_]
3241	or next;
3242
3243	my $face = cf::face::find "sound/$sound->[1]";
3244	cf::sound::set $sound->[0] => $face;
3245	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3246	}
3247
3248	while (my ($k, $v) = each %{$soundconf->{event}}) {
3249	my $face = cf::face::find "sound/$v";
3250	cf::sound::set $k => $face;
3251	}
3252	}
3253	});
3254		3772
3255	register_exticmd fx_want => sub {	3773	register_exticmd fx_want => sub {
3256	my ($ns, $want) = @_;	3774	my ($ns, $want) = @_;
3257		3775
3258	while (my ($k, $v) = each %$want) {	3776	while (my ($k, $v) = each %$want) {
3259	$ns->fx_want ($k, $v);	3777	$ns->fx_want ($k, $v);
3260	}	3778	}
3261	};	3779	};
		3780
		3781	sub load_resource_file($) {
		3782	my $guard = lock_acquire "load_resource_file";
		3783
		3784	my $status = load_resource_file_ $_[0];
		3785	get_slot 0.1, 100;
		3786	cf::arch::commit_load;
		3787
		3788	$status
		3789	}
		3790
		3791	sub reload_exp_table {
		3792	_reload_exp_table;
		3793
		3794	cf::face::set
		3795	"res/exp_table" => FT_RSRC,
		3796	JSON::XS->new->utf8->canonical->encode (
		3797	[map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]
		3798	);
		3799	}
		3800
		3801	sub reload_materials {
		3802	_reload_materials;
		3803	}
3262		3804
3263	sub reload_regions {	3805	sub reload_regions {
3264	# HACK to clear player env face cache, we need some signal framework	3806	# HACK to clear player env face cache, we need some signal framework
3265	# for this (global event?)	3807	# for this (global event?)
3266	%ext::player_env::MUSIC_FACE_CACHE = ();	3808	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3273	if exists $_->{match};	3815	if exists $_->{match};
3274	}	3816	}
3275	}	3817	}
3276		3818
3277	sub reload_facedata {	3819	sub reload_facedata {
3278	load_facedata "$DATADIR/facedata"	3820	load_facedata $DATADIR
3279	or die "unable to load facedata\n";	3821	or die "unable to load facedata\n";
3280	}	3822	}
3281		3823
3282	sub reload_archetypes {	3824	sub reload_archetypes {
3283	load_resource_file "$DATADIR/archetypes"	3825	load_resource_file "$DATADIR/archetypes"
3284	or die "unable to load archetypes\n";	3826	or die "unable to load archetypes\n";
3285	#d# NEED to laod twice to resolve forward references	3827
3286	# this really needs to be done in an extra post-pass	3828	cf::face::set
3287	# (which needs to be synchronous, so solve it differently)	3829	"res/skill_info" => FT_RSRC,
3288	load_resource_file "$DATADIR/archetypes"	3830	JSON::XS->new->utf8->canonical->encode (
3289	or die "unable to load archetypes\n";	3831	[map [cf::arch::skillvec ($_)->name], 0 .. cf::arch::skillvec_size - 1]
		3832	);
		3833
		3834	cf::face::set
		3835	"res/spell_paths" => FT_RSRC,
		3836	JSON::XS->new->utf8->canonical->encode (
		3837	[map [cf::spellpathnames ($_)], 0 .. NRSPELLPATHS - 1]
		3838	);
		3839
		3840	# command completion
		3841	my @commands;
		3842
		3843	for (0..cf::arch::skillvec_size - 1) {
		3844	my $skill = cf::arch::skillvec $_;
		3845	my $name = $skill->name;
		3846	my $flags = cf::skill_flags $skill->subtype;
		3847
		3848	push @commands, "ready_skill $name" if $flags & (SF_COMBAT | SF_RANGED | SF_GRACE);
		3849	push @commands, "use_skill $name" if $flags & (SF_USE | SF_AUTARK | SF_GRACE);
		3850	}
		3851
		3852	cf::client::set_command_face skill => \@commands;
3290	}	3853	}
3291		3854
3292	sub reload_treasures {	3855	sub reload_treasures {
3293	load_resource_file "$DATADIR/treasures"	3856	load_resource_file "$DATADIR/treasures"
3294	or die "unable to load treasurelists\n";	3857	or die "unable to load treasurelists\n";
3295	}	3858	}
3296		3859
		3860	sub reload_sound {
		3861	trace "loading sound config from $DATADIR/sound\n";
		3862
		3863	my $soundconf = JSON::XS->new->utf8->relaxed->decode (load_file "$DATADIR/sound");
		3864
		3865	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3866	my $sound = $soundconf->{compat}[$_]
		3867	or next;
		3868
		3869	my $face = cf::face::find "sound/$sound->[1]";
		3870	cf::sound::set $sound->[0] => $face;
		3871	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3872	}
		3873
		3874	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3875	my $face = cf::face::find "sound/$v";
		3876	cf::sound::set $k => $face;
		3877	}
		3878	}
		3879
3297	sub reload_resources {	3880	sub reload_resources {
3298	warn "reloading resource files...\n";	3881	trace "reloading resource files...\n";
3299		3882
		3883	reload_materials;
		3884	reload_facedata;
		3885	reload_exp_table;
		3886	reload_sound;
		3887	reload_archetypes;
3300	reload_regions;	3888	reload_regions;
3301	reload_facedata;
3302	#reload_archetypes;#d#
3303	reload_archetypes;
3304	reload_treasures;	3889	reload_treasures;
3305		3890
3306	warn "finished reloading resource files\n";	3891	trace "finished reloading resource files\n";
3307	}
3308
3309	sub init {
3310	reload_resources;
3311	}	3892	}
3312		3893
3313	sub reload_config {	3894	sub reload_config {
3314	open my $fh, "<:utf8", "$CONFDIR/config"	3895	trace "reloading config file...\n";
3315	or return;
3316		3896
3317	local $/;	3897	my $config = load_file "$CONFDIR/config";
3318	*CFG = YAML::Syck::Load <$fh>;	3898	utf8::decode $config;
		3899	*CFG = decode_yaml $config;
3319		3900
3320	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3901	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_104_115", 49, 38];
3321		3902
3322	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3903	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3323	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3904	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
3324		3905
3325	if (exists $CFG{mlockall}) {	3906	if (exists $CFG{mlockall}) {
…		…
3329	};	3910	};
3330	warn $@ if $@;	3911	warn $@ if $@;
3331	}	3912	}
3332	}	3913	}
3333		3914
		3915	sub pidfile() {
		3916	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3917	or die "$PIDFILE: $!";
		3918	flock $fh, &Fcntl::LOCK_EX
		3919	or die "$PIDFILE: flock: $!";
		3920	$fh
		3921	}
		3922
		3923	# make sure only one server instance is running at any one time
		3924	sub atomic {
		3925	my $fh = pidfile;
		3926
		3927	my $pid = <$fh>;
		3928	kill 9, $pid if $pid > 0;
		3929
		3930	seek $fh, 0, 0;
		3931	print $fh $$;
		3932	}
		3933
		3934	sub main_loop {
		3935	trace "EV::run starting\n";
		3936	if (1) {
		3937	EV::run;
		3938	}
		3939	trace "EV::run returned\n";
		3940	goto &main_loop unless $REALLY_UNLOOP;
		3941	}
		3942
3334	sub main {	3943	sub main {
		3944	cf::init_globals; # initialise logging
		3945
		3946	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3947	LOG llevInfo, "Copyright (C) 2005-2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3948	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3949	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3950
		3951	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3952
3335	# we must not ever block the main coroutine	3953	# we must not ever block the main coroutine
3336	local $Coro::idle = sub {	3954	$Coro::idle = sub {
3337	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3955	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3338	(async {	3956	(async {
3339	$Coro::current->{desc} = "IDLE BUG HANDLER";	3957	$Coro::current->{desc} = "IDLE BUG HANDLER";
3340	EV::loop EV::LOOP_ONESHOT;	3958	EV::run EV::RUN_ONCE;
3341	})->prio (Coro::PRIO_MAX);	3959	})->prio (Coro::PRIO_MAX);
3342	};	3960	};
3343		3961
		3962	evthread_start IO::AIO::poll_fileno;
		3963
		3964	cf::sync_job {
		3965	cf::incloader::init ();
		3966
		3967	db_init;
		3968
		3969	cf::init_anim;
		3970	cf::init_attackmess;
		3971	cf::init_dynamic;
		3972
		3973	cf::load_settings;
		3974
		3975	reload_resources;
3344	reload_config;	3976	reload_config;
3345	db_init;	3977
		3978	cf::init_uuid;
		3979	cf::init_signals;
		3980	cf::init_skills;
		3981
		3982	cf::init_beforeplay;
		3983
		3984	atomic;
		3985
3346	load_extensions;	3986	load_extensions;
3347		3987
3348	$TICK_WATCHER->start;	3988	utime time, time, $RUNTIMEFILE;
3349	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority	3989
3350	EV::loop;	3990	# no (long-running) fork's whatsoever before this point(!)
		3991	use POSIX ();
		3992	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3993
		3994	cf::_post_init 0;
		3995	};
		3996
		3997	cf::object::thawer::errors_are_fatal 0;
		3998	info "parse errors in files are no longer fatal from this point on.\n";
		3999
		4000	AE::postpone {
		4001	undef &main; # free gobs of memory :)
		4002	};
		4003
		4004	goto &main_loop;
3351	}	4005	}
3352		4006
3353	#############################################################################	4007	#############################################################################
3354	# initialisation and cleanup	4008	# initialisation and cleanup
3355		4009
3356	# install some emergency cleanup handlers	4010	# install some emergency cleanup handlers
3357	BEGIN {	4011	BEGIN {
3358	our %SIGWATCHER = ();	4012	our %SIGWATCHER = ();
3359	for my $signal (qw(INT HUP TERM)) {	4013	for my $signal (qw(INT HUP TERM)) {
3360	$SIGWATCHER{$signal} = EV::signal $signal, sub {	4014	$SIGWATCHER{$signal} = AE::signal $signal, sub {
3361	cf::cleanup "SIG$signal";	4015	cf::cleanup "SIG$signal";
3362	};	4016	};
3363	}	4017	}
3364	}	4018	}
3365		4019
3366	sub write_runtime {	4020	sub write_runtime_sync {
3367	my $runtime = "$LOCALDIR/runtime";	4021	my $t0 = AE::time;
3368		4022
3369	# first touch the runtime file to show we are still running:	4023	# first touch the runtime file to show we are still running:
3370	# the fsync below can take a very very long time.	4024	# the fsync below can take a very very long time.
3371		4025
3372	IO::AIO::aio_utime $runtime, undef, undef;	4026	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3373		4027
3374	my $guard = cf::lock_acquire "write_runtime";	4028	my $guard = cf::lock_acquire "write_runtime";
3375		4029
3376	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	4030	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT | O_TRUNC, 0644
3377	or return;	4031	or return;
3378		4032
3379	my $value = $cf::RUNTIME + 90 + 10;	4033	my $value = $cf::RUNTIME + 90 + 10;
3380	# 10 is the runtime save interval, for a monotonic clock	4034	# 10 is the runtime save interval, for a monotonic clock
3381	# 60 allows for the watchdog to kill the server.	4035	# 60 allows for the watchdog to kill the server.
…		…
3391	aio_utime $fh, undef, undef;	4045	aio_utime $fh, undef, undef;
3392		4046
3393	close $fh	4047	close $fh
3394	or return;	4048	or return;
3395		4049
3396	aio_rename "$runtime~", $runtime	4050	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3397	and return;	4051	and return;
3398		4052
3399	warn "runtime file written.\n";	4053	trace sprintf "runtime file written (%gs).\n", AE::time - $t0;
3400		4054
3401	1	4055	1
		4056	}
		4057
		4058	our $uuid_lock;
		4059	our $uuid_skip;
		4060
		4061	sub write_uuid_sync($) {
		4062	$uuid_skip ||= $_[0];
		4063
		4064	return if $uuid_lock;
		4065	local $uuid_lock = 1;
		4066
		4067	my $uuid = "$LOCALDIR/uuid";
		4068
		4069	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		4070	or return;
		4071
		4072	my $value = uuid_seq uuid_cur;
		4073
		4074	unless ($value) {
		4075	info "cowardly refusing to write zero uuid value!\n";
		4076	return;
		4077	}
		4078
		4079	my $value = uuid_str $value + $uuid_skip;
		4080	$uuid_skip = 0;
		4081
		4082	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		4083	and return;
		4084
		4085	# always fsync - this file is important
		4086	aio_fsync $fh
		4087	and return;
		4088
		4089	close $fh
		4090	or return;
		4091
		4092	aio_rename "$uuid~", $uuid
		4093	and return;
		4094
		4095	trace "uuid file written ($value).\n";
		4096
		4097	1
		4098
		4099	}
		4100
		4101	sub write_uuid($$) {
		4102	my ($skip, $sync) = @_;
		4103
		4104	$sync ? write_uuid_sync $skip
		4105	: async { write_uuid_sync $skip };
3402	}	4106	}
3403		4107
3404	sub emergency_save() {	4108	sub emergency_save() {
3405	my $freeze_guard = cf::freeze_mainloop;	4109	my $freeze_guard = cf::freeze_mainloop;
3406		4110
3407	warn "enter emergency perl save\n";	4111	info "emergency_perl_save: enter\n";
		4112
		4113	# this is a trade-off: we want to be very quick here, so
		4114	# save all maps without fsync, and later call a global sync
		4115	# (which in turn might be very very slow)
		4116	local $USE_FSYNC = 0;
3408		4117
3409	cf::sync_job {	4118	cf::sync_job {
		4119	cf::write_runtime_sync; # external watchdog should not bark
		4120
3410	# use a peculiar iteration method to avoid tripping on perl	4121	# use a peculiar iteration method to avoid tripping on perl
3411	# refcount bugs in for. also avoids problems with players	4122	# refcount bugs in for. also avoids problems with players
3412	# and maps saved/destroyed asynchronously.	4123	# and maps saved/destroyed asynchronously.
3413	warn "begin emergency player save\n";	4124	info "emergency_perl_save: begin player save\n";
3414	for my $login (keys %cf::PLAYER) {	4125	for my $login (keys %cf::PLAYER) {
3415	my $pl = $cf::PLAYER{$login} or next;	4126	my $pl = $cf::PLAYER{$login} or next;
3416	$pl->valid or next;	4127	$pl->valid or next;
3417	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt	4128	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3418	$pl->save;	4129	$pl->save;
3419	}	4130	}
3420	warn "end emergency player save\n";	4131	info "emergency_perl_save: end player save\n";
3421		4132
3422	warn "begin emergency map save\n";	4133	cf::write_runtime_sync; # external watchdog should not bark
		4134
		4135	info "emergency_perl_save: begin map save\n";
3423	for my $path (keys %cf::MAP) {	4136	for my $path (keys %cf::MAP) {
3424	my $map = $cf::MAP{$path} or next;	4137	my $map = $cf::MAP{$path} or next;
3425	$map->valid or next;	4138	$map->valid or next;
3426	$map->save;	4139	$map->save;
3427	}	4140	}
3428	warn "end emergency map save\n";	4141	info "emergency_perl_save: end map save\n";
3429		4142
3430	warn "begin emergency database checkpoint\n";	4143	cf::write_runtime_sync; # external watchdog should not bark
		4144
		4145	info "emergency_perl_save: begin database checkpoint\n";
3431	BDB::db_env_txn_checkpoint $DB_ENV;	4146	BDB::db_env_txn_checkpoint $DB_ENV;
3432	warn "end emergency database checkpoint\n";	4147	info "emergency_perl_save: end database checkpoint\n";
		4148
		4149	info "emergency_perl_save: begin write uuid\n";
		4150	write_uuid_sync 1;
		4151	info "emergency_perl_save: end write uuid\n";
		4152
		4153	cf::write_runtime_sync; # external watchdog should not bark
		4154
		4155	trace "emergency_perl_save: syncing database to disk";
		4156	BDB::db_env_txn_checkpoint $DB_ENV;
		4157
		4158	info "emergency_perl_save: starting sync\n";
		4159	IO::AIO::aio_sync sub {
		4160	info "emergency_perl_save: finished sync\n";
		4161	};
		4162
		4163	cf::write_runtime_sync; # external watchdog should not bark
		4164
		4165	trace "emergency_perl_save: flushing outstanding aio requests";
		4166	while (IO::AIO::nreqs || BDB::nreqs) {
		4167	Coro::AnyEvent::sleep 0.01; # let the sync_job do it's thing
		4168	}
		4169
		4170	cf::write_runtime_sync; # external watchdog should not bark
3433	};	4171	};
3434		4172
3435	warn "leave emergency perl save\n";	4173	info "emergency_perl_save: leave\n";
3436	}	4174	}
3437		4175
3438	sub post_cleanup {	4176	sub post_cleanup {
3439	my ($make_core) = @_;	4177	my ($make_core) = @_;
3440		4178
		4179	IO::AIO::flush;
		4180
3441	warn Carp::longmess "post_cleanup backtrace"	4181	error Carp::longmess "post_cleanup backtrace"
3442	if $make_core;	4182	if $make_core;
		4183
		4184	my $fh = pidfile;
		4185	unlink $PIDFILE if <$fh> == $$;
		4186	}
		4187
		4188	# a safer delete_package, copied from Symbol
		4189	sub clear_package($) {
		4190	my $pkg = shift;
		4191
		4192	# expand to full symbol table name if needed
		4193	unless ($pkg =~ /^main::.*::$/) {
		4194	$pkg = "main$pkg" if $pkg =~ /^::/;
		4195	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		4196	$pkg .= '::' unless $pkg =~ /::$/;
		4197	}
		4198
		4199	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		4200	my $stem_symtab = *{$stem}{HASH};
		4201
		4202	defined $stem_symtab and exists $stem_symtab->{$leaf}
		4203	or return;
		4204
		4205	# clear all symbols
		4206	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		4207	for my $name (keys %$leaf_symtab) {
		4208	_gv_clear *{"$pkg$name"};
		4209	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		4210	}
3443	}	4211	}
3444		4212
3445	sub do_reload_perl() {	4213	sub do_reload_perl() {
3446	# can/must only be called in main	4214	# can/must only be called in main
3447	if ($Coro::current != $Coro::main) {	4215	unless (in_main) {
3448	warn "can only reload from main coroutine";	4216	error "can only reload from main coroutine";
3449	return;	4217	return;
3450	}	4218	}
3451		4219
3452	warn "reloading...";	4220	return if $RELOAD++;
3453		4221
3454	warn "entering sync_job";	4222	my $t1 = AE::time;
3455		4223
		4224	while ($RELOAD) {
		4225	cf::get_slot 0.1, -1, "reload_perl";
		4226	info "perl_reload: reloading...";
		4227
		4228	trace "perl_reload: entering sync_job";
		4229
3456	cf::sync_job {	4230	cf::sync_job {
3457	cf::write_runtime; # external watchdog should not bark
3458	cf::emergency_save;	4231	#cf::emergency_save;
3459	cf::write_runtime; # external watchdog should not bark
3460		4232
3461	warn "syncing database to disk";
3462	BDB::db_env_txn_checkpoint $DB_ENV;
3463
3464	# if anything goes wrong in here, we should simply crash as we already saved
3465
3466	warn "flushing outstanding aio requests";
3467	for (;;) {
3468	BDB::flush;
3469	IO::AIO::flush;
3470	Coro::cede_notself;
3471	last unless IO::AIO::nreqs || BDB::nreqs;
3472	warn "iterate...";
3473	}
3474
3475	++$RELOAD;
3476
3477	warn "cancelling all extension coros";	4233	trace "perl_reload: cancelling all extension coros";
3478	$_->cancel for values %EXT_CORO;	4234	$_->cancel for values %EXT_CORO;
3479	%EXT_CORO = ();	4235	%EXT_CORO = ();
3480		4236
3481	warn "removing commands";	4237	trace "perl_reload: removing commands";
3482	%COMMAND = ();	4238	%COMMAND = ();
3483		4239
3484	warn "removing ext/exti commands";	4240	trace "perl_reload: removing ext/exti commands";
3485	%EXTCMD = ();	4241	%EXTCMD = ();
3486	%EXTICMD = ();	4242	%EXTICMD = ();
3487		4243
3488	warn "unloading/nuking all extensions";	4244	trace "perl_reload: unloading/nuking all extensions";
3489	for my $pkg (@EXTS) {	4245	for my $pkg (@EXTS) {
3490	warn "... unloading $pkg";	4246	trace "... unloading $pkg";
3491		4247
3492	if (my $cb = $pkg->can ("unload")) {	4248	if (my $cb = $pkg->can ("unload")) {
3493	eval {	4249	eval {
3494	$cb->($pkg);	4250	$cb->($pkg);
3495	1	4251	1
3496	} or warn "$pkg unloaded, but with errors: $@";	4252	} or error "$pkg unloaded, but with errors: $@";
		4253	}
		4254
		4255	trace "... clearing $pkg";
		4256	clear_package $pkg;
3497	}	4257	}
3498		4258
3499	warn "... nuking $pkg";
3500	Symbol::delete_package $pkg;
3501	}
3502
3503	warn "unloading all perl modules loaded from $LIBDIR";	4259	trace "perl_reload: unloading all perl modules loaded from $LIBDIR";
3504	while (my ($k, $v) = each %INC) {	4260	while (my ($k, $v) = each %INC) {
3505	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;	4261	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3506		4262
3507	warn "... unloading $k";	4263	trace "... unloading $k";
3508	delete $INC{$k};	4264	delete $INC{$k};
3509		4265
3510	$k =~ s/\.pm$//;	4266	$k =~ s/\.pm$//;
3511	$k =~ s/\//::/g;	4267	$k =~ s/\//::/g;
3512		4268
3513	if (my $cb = $k->can ("unload_module")) {	4269	if (my $cb = $k->can ("unload_module")) {
3514	$cb->();	4270	$cb->();
		4271	}
		4272
		4273	clear_package $k;
3515	}	4274	}
3516		4275
3517	Symbol::delete_package $k;
3518	}
3519
3520	warn "getting rid of safe::, as good as possible";	4276	trace "perl_reload: getting rid of safe::, as good as possible";
3521	Symbol::delete_package "safe::$_"	4277	clear_package "safe::$_"
3522	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	4278	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3523		4279
3524	warn "unloading cf.pm \"a bit\"";	4280	trace "perl_reload: unloading cf.pm \"a bit\"";
3525	delete $INC{"cf.pm"};	4281	delete $INC{"cf.pm"};
3526	delete $INC{"cf/pod.pm"};	4282	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3527		4283
3528	# don't, removes xs symbols, too,	4284	# don't, removes xs symbols, too,
3529	# and global variables created in xs	4285	# and global variables created in xs
3530	#Symbol::delete_package __PACKAGE__;	4286	#clear_package __PACKAGE__;
3531		4287
3532	warn "unload completed, starting to reload now";	4288	info "perl_reload: unload completed, starting to reload now";
3533		4289
3534	warn "reloading cf.pm";	4290	trace "perl_reload: reloading cf.pm";
3535	require cf;	4291	require cf;
3536	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	4292	cf::_connect_to_perl_1;
3537		4293
3538	warn "loading config and database again";	4294	trace "perl_reload: loading config and database again";
3539	cf::reload_config;	4295	cf::reload_config;
3540		4296
3541	warn "loading extensions";	4297	trace "perl_reload: loading extensions";
3542	cf::load_extensions;	4298	cf::load_extensions;
3543		4299
		4300	if ($REATTACH_ON_RELOAD) {
3544	warn "reattaching attachments to objects/players";	4301	trace "perl_reload: reattaching attachments to objects/players";
3545	_global_reattach; # objects, sockets	4302	_global_reattach; # objects, sockets
3546	warn "reattaching attachments to maps";	4303	trace "perl_reload: reattaching attachments to maps";
3547	reattach $_ for values %MAP;	4304	reattach $_ for values %MAP;
3548	warn "reattaching attachments to players";	4305	trace "perl_reload: reattaching attachments to players";
3549	reattach $_ for values %PLAYER;	4306	reattach $_ for values %PLAYER;
		4307	}
3550		4308
3551	warn "leaving sync_job";	4309	cf::_post_init 1;
3552		4310
		4311	trace "perl_reload: leaving sync_job";
		4312
3553	1	4313	1
3554	} or do {	4314	} or do {
3555	warn $@;	4315	error $@;
3556	warn "error while reloading, exiting.";	4316	cf::cleanup "perl_reload: error, exiting.";
3557	exit 1;	4317	};
		4318
		4319	--$RELOAD;
3558	};	4320	}
3559		4321
3560	warn "reloaded";	4322	$t1 = AE::time - $t1;
		4323	info "perl_reload: completed in ${t1}s\n";
3561	};	4324	};
3562		4325
3563	our $RELOAD_WATCHER; # used only during reload	4326	our $RELOAD_WATCHER; # used only during reload
3564		4327
3565	sub reload_perl() {	4328	sub reload_perl() {
3566	# doing reload synchronously and two reloads happen back-to-back,	4329	# doing reload synchronously and two reloads happen back-to-back,
3567	# coro crashes during coro_state_free->destroy here.	4330	# coro crashes during coro_state_free->destroy here.
3568		4331
		4332	$RELOAD_WATCHER ||= cf::async {
		4333	Coro::AIO::aio_wait cache_extensions;
		4334
3569	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {	4335	$RELOAD_WATCHER = AE::timer $TICK * 1.5, 0, sub {
		4336	do_reload_perl;
3570	undef $RELOAD_WATCHER;	4337	undef $RELOAD_WATCHER;
3571	do_reload_perl;	4338	};
3572	};	4339	};
3573	}	4340	}
3574		4341
3575	register_command "reload" => sub {	4342	register_command "reload" => sub {
3576	my ($who, $arg) = @_;	4343	my ($who, $arg) = @_;
…		…
3582	reload_perl;	4349	reload_perl;
3583	};	4350	};
3584	}	4351	}
3585	};	4352	};
3586		4353
3587	unshift @INC, $LIBDIR;	4354	#############################################################################
3588		4355
3589	my $bug_warning = 0;	4356	my $bug_warning = 0;
3590		4357
3591	our @WAIT_FOR_TICK;
3592	our @WAIT_FOR_TICK_BEGIN;
3593
3594	sub wait_for_tick {	4358	sub wait_for_tick() {
3595	return unless $TICK_WATCHER->is_active;	4359	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3596	return if $Coro::current == $Coro::main;
3597		4360
3598	my $signal = new Coro::Signal;	4361	$WAIT_FOR_TICK->wait;
3599	push @WAIT_FOR_TICK, $signal;
3600	$signal->wait;
3601	}	4362	}
3602		4363
3603	sub wait_for_tick_begin {	4364	sub wait_for_tick_begin() {
3604	return unless $TICK_WATCHER->is_active;	4365	return Coro::AnyEvent::poll if tick_inhibit || $Coro::current == $Coro::main;
3605	return if $Coro::current == $Coro::main;
3606		4366
3607	my $signal = new Coro::Signal;	4367	my $signal = new Coro::Signal;
3608	push @WAIT_FOR_TICK_BEGIN, $signal;	4368	push @WAIT_FOR_TICK_BEGIN, $signal;
3609	$signal->wait;	4369	$signal->wait;
3610	}	4370	}
3611		4371
3612	$TICK_WATCHER = EV::periodic_ns 0, $TICK, 0, sub {	4372	sub tick {
3613	if ($Coro::current != $Coro::main) {	4373	if ($Coro::current != $Coro::main) {
3614	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	4374	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3615	unless ++$bug_warning > 10;	4375	unless ++$bug_warning > 10;
3616	return;	4376	return;
3617	}	4377	}
3618		4378
3619	$NOW = $tick_start = EV::now;	4379	cf::one_tick; # one server iteration
3620		4380
3621	cf::server_tick; # one server iteration	4381	#for(1..3e6){} AE::now_update; $NOW=AE::now; # generate load #d#
3622
3623	$RUNTIME += $TICK;
3624	$NEXT_TICK = $_[0]->at;
3625		4382
3626	if ($NOW >= $NEXT_RUNTIME_WRITE) {	4383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3627	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;	4384	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3628	Coro::async_pool {	4385	Coro::async_pool {
3629	$Coro::current->{desc} = "runtime saver";	4386	$Coro::current->{desc} = "runtime saver";
3630	write_runtime	4387	write_runtime_sync
3631	or warn "ERROR: unable to write runtime file: $!";	4388	or error "ERROR: unable to write runtime file: $!";
3632	};	4389	};
3633	}	4390	}
3634		4391
3635	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	4392	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3636	$sig->send;	4393	$sig->send;
3637	}	4394	}
3638	while (my $sig = shift @WAIT_FOR_TICK) {	4395	$WAIT_FOR_TICK->broadcast;
3639	$sig->send;
3640	}
3641		4396
3642	$LOAD = ($NOW - $tick_start) / $TICK;	4397	$LOAD = ($NOW - $TICK_START) / $TICK;
3643	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	4398	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3644		4399
3645	_post_tick;	4400	if (0) {
3646	};	4401	if ($NEXT_TICK) {
3647	$TICK_WATCHER->priority (EV::MAXPRI);	4402	my $jitter = $TICK_START - $NEXT_TICK;
		4403	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		4404	debug "jitter $JITTER\n";#d#
		4405	}
		4406	}
		4407	}
3648		4408
3649	{	4409	{
3650	# configure BDB	4410	# configure BDB
		4411	info "initialising database";
3651		4412
3652	BDB::min_parallel 8;	4413	BDB::min_parallel 16;
3653	BDB::max_poll_reqs $TICK * 0.1;	4414	BDB::max_poll_reqs $TICK * 0.1;
3654	$Coro::BDB::WATCHER->priority (1);	4415	#$AnyEvent::BDB::WATCHER->priority (1);
3655		4416
3656	unless ($DB_ENV) {	4417	unless ($DB_ENV) {
3657	$DB_ENV = BDB::db_env_create;	4418	$DB_ENV = BDB::db_env_create;
3658	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC	4419	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
3659	| BDB::LOG_AUTOREMOVE, 1);	4420	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		4421	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
3660	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);	4422	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
3661	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);	4423	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3662		4424
3663	cf::sync_job {	4425	cf::sync_job {
3664	eval {	4426	eval {
…		…
3683	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };	4445	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
3684	};	4446	};
3685	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {	4447	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
3686	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };	4448	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
3687	};	4449	};
		4450
		4451	info "database initialised";
3688	}	4452	}
3689		4453
3690	{	4454	{
3691	# configure IO::AIO	4455	# configure IO::AIO
3692		4456
		4457	info "initialising aio";
3693	IO::AIO::min_parallel 8;	4458	IO::AIO::min_parallel 8;
3694	IO::AIO::max_poll_time $TICK * 0.1;	4459	IO::AIO::max_poll_time $TICK * 0.1;
3695	$Coro::AIO::WATCHER->priority (1);	4460	undef $AnyEvent::AIO::WATCHER;
		4461	info "aio initialised";
3696	}	4462	}
3697		4463
3698	my $_log_backtrace;	4464	our $_log_backtrace;
		4465	our $_log_backtrace_last;
3699		4466
3700	sub _log_backtrace {	4467	sub _log_backtrace {
3701	my ($msg, @addr) = @_;	4468	my ($msg, @addr) = @_;
3702		4469
3703	$msg =~ s/\n//;	4470	$msg =~ s/\n$//;
3704		4471
		4472	if ($_log_backtrace_last eq $msg) {
		4473	LOG llevInfo, "[ABT] $msg\n";
		4474	LOG llevInfo, "[ABT] [duplicate, suppressed]\n";
3705	# limit the # of concurrent backtraces	4475	# limit the # of concurrent backtraces
3706	if ($_log_backtrace < 2) {	4476	} elsif ($_log_backtrace < 2) {
		4477	$_log_backtrace_last = $msg;
3707	++$_log_backtrace;	4478	++$_log_backtrace;
		4479	my $perl_bt = Carp::longmess $msg;
3708	async {	4480	async {
3709	$Coro::current->{desc} = "abt $msg";	4481	$Coro::current->{desc} = "abt $msg";
3710		4482
3711	my @bt = fork_call {	4483	my @bt = fork_call {
3712	@addr = map { sprintf "%x", $_ } @addr;	4484	@addr = map { sprintf "%x", $_ } @addr;
…		…
3723	}	4495	}
3724		4496
3725	@funcs	4497	@funcs
3726	};	4498	};
3727		4499
3728	LOG llevInfo, "[ABT] $msg\n";	4500	LOG llevInfo, "[ABT] $perl_bt\n";
		4501	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3729	LOG llevInfo, "[ABT] $_\n" for @bt;	4502	LOG llevInfo, "[ABT] $_\n" for @bt;
3730	--$_log_backtrace;	4503	--$_log_backtrace;
3731	};	4504	};
3732	} else {	4505	} else {
3733	LOG llevInfo, "[ABT] $msg\n";	4506	LOG llevInfo, "[ABT] $msg\n";
3734	LOG llevInfo, "[ABT] [suppressed]\n";	4507	LOG llevInfo, "[ABT] [overload, suppressed]\n";
3735	}	4508	}
3736	}	4509	}
3737		4510
3738	# load additional modules	4511	# load additional modules
3739	use cf::pod;	4512	require "cf/$_.pm" for @EXTRA_MODULES;
		4513	cf::_connect_to_perl_2;
3740		4514
3741	END { cf::emergency_save }	4515	END { cf::emergency_save }
3742		4516
3743	1	4517	1
3744		4518

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